Electric Light and Power Patents

The following list contains the 424 patents Edison received concerning electric light and power. It is arranged in chronological order by execution date, which is the date on which Edison signed the application and the date in the patenting process that comes closest to the time of actual inventive activity. The application date is the date on which the Patent Office received and recorded the application; the issue date, the time at which the patent, having passed inspection and any legal challenges, was awarded.

BatteriesCement • Electric Light & Power • Mining & Ore Milling
Miscellany Motion PicturesPhonographs & Sound Recording Telegraphy & Telephony

No. ExecutedApplied IssuedPatentNo.Title
148.10/05/7810/14/7804/22/79214,636Electric Lights
151.11/14/7811/18/7804/22/79214,637Thermal Regulators for Electric Lights
152.12/03/7812/09/7808/05/79218,166Magneto-Electric Machines
153.12/03/7812/09/7808/26/79218,866Electric Lighting Apparatus
154.12/03/7812/09/7809/16/79219,628Electric Lights
156.12/31/7801/10/7908/05/79218,167Apparatus for Electric Lights
157.01/23/7902/03/7902/10/80224,329Electric-Lighting Apparatus
158.01/28/7902/03/7905/04/80227,228Electric Light
159.02/06/7902/10/7905/04/80227,227Electric Light
163.04/12/7904/21/7905/04/80227,229Electric Light
164.04/21/7905/12/7909/19/82264,643Magneto-Electric Machine
165.07/07/7907/10/7909/09/79219,393Dynamo-Electric Machine
169.09/04/7909/10/7912/23/79222,881Magneto-Electric Machines
170.11/01/7911/04/7901/27/80223,898Electric Lamp
171.01/28/8002/05/8007/20/80230,255Method of Manufacturing Electric Lamps
172.01/28/8002/05/8010/03/82265,311Electric Lamp and Holder for the Same
173.01/28/8002/05/8008/30/87369,280System of Electrical Distribution
174.01/28/8003/29/8010/18/81248,425Apparatus for Producing High Vacuums
175.03/10/8003/20/8006/08/80228,617Brake for Electro-Magnetic Motors
176.03/10/8003/20/8012/27/81251,545Electric Meter
177.03/10/8003/20/8009/11/94525,888Manufacture of Carbons for Electric Lamps
178.03/10/8003/25/8005/04/80227,226Safety-Conductor for Electric Lights
179.03/11/8003/20/8009/19/82264,649Dynamo or Magneto Electric Machine
181.04/25/8005/24/8003/15/81238,868Manufacture of Carbons for Incandescent Electric Lamps
182.06/15/8006/30/8002/15/81237,732Electric Light
183.06/15/8006/30/8010/18/81248,417Manufacturing Carbons for Electric Lights
184.06/15/8007/03/8005/13/84298,679Method of Treating Carbons for Electric Lights
185.07/02/8007/22/8010/18/81248,430Electro-Magnetic Brake
186.07/03/8007/22/8010/10/82265,778Electro-Magnetic Railway-Engine
188.07/27/8008/06/8003/22/81239,150Electric Lamp
189.07/28/8008/06/8012/27/81251,540Carbon for Electric Lamps
190.07/28/8008/06/8008/22/82263,139Manufacture of Carbons for Electric Lamps
191.07/28/8008/09/8003/29/81239,372Testing Electric-Light Carbons
193.07/30/8008/09/8008/22/82263,140Dynamo-Electric Machine
194.07/30/8008/11/8010/18/81248,423Carbonizer
195.07/31/8008/09/8003/22/81239,147System of Electric Lighting
196.07/31/8008/09/8010/18/81248,434Governor for Electric Engines
197.08/04/8008/09/8009/19/82264,642Electric Distribution and Translation System
198.08/06/8008/09/8002/12/84293,433Insulation of Railroad-Tracks Used for Electrical Circuits
199.08/07/8008/17/8003/29/81239,373Electric Lamp
200.08/07/8008/17/8004/05/81239,745Electric Lamp
201.08/07/8008/17/8008/22/82263,135Electric Lamp
202.08/10/8008/17/8012/27/81251,546Electric Lamp
203.08/11/8008/27/8003/22/81239,153Electric Lamp
204.08/11/8008/27/8011/02/86351,855Electric Lamp
205.08/12/8010/01/8010/18/81248,435Utilizing Electricity as a Motive Power
206.08/14/8008/19/8008/22/82263,132Electro-Magnetic Railway
207.09/01/8010/07/8009/19/82264,645System of Conductors for the Distribution of Electricity
208.09/22/8010/07/8004/26/81240,678Webermeter
209.10/14/8010/30/8003/22/81239,152System of Electric Lighting
210.10/15/8010/30/8003/22/81239,148Treating Carbons for Electric Lamps
211.10/21/8010/30/8012/27/81251,556Regulator for Magneto or Dynamo Electric Machines
212.10/21/8011/05/8006/14/81242,900Manufacturing Carbons for Electric Lamps
214.11/05/8011/24/8010/18/81248,426Apparatus for Treating Carbons for Electric Lamps
215.11/19/8011/24/8003/22/81239,151Method of Forming Enlarged Ends on Carbon Filaments
216.11/23/8011/30/8012/27/8112,631Design for an Incandescent Electric Lamp
217.12/03/8012/15/8003/22/81239,149Incandescing Electric Lamp
218.12/03/8012/15/8006/14/81242,896Incandescent Electric Lamp
219.12/03/8012/15/8006/14/81242,897Incandescent Electric Lamp
220.12/03/8012/15/8010/18/81248,565Webermeter
221.12/03/8012/15/8009/05/82263,878Electric Lamp
224.12/11/8012/15/8006/14/81242,898Magneto or Dynamo Electric Machine
225.12/11/8012/15/8010/10/82265,777Method of Treating Carbons for Electric Lamps
226.12/16/8001/11/8103/29/81239,374Regulating the Generation of Electric Currents
227.12/16/8001/11/8110/18/81248,428Manufacture of Incandescent Electric Lamps
228.12/21/8001/11/8110/18/81248,427Apparatus for Treating Carbons for Electric Lamps
229.12/21/8001/11/8110/18/81248,437Apparatus for Treating Carbons for Electric Lamps
230.12/30/8001/11/8110/18/81248,416Manufacture of Carbons for Electric Lamps
231.01/19/8101/26/8106/14/81242,899Electric Lighting
232.01/19/8101/31/8110/18/81248,418Electric Lamp
233.01/19/8101/31/8110/18/81248,433Vacuum Apparatus
234.01/19/8101/31/8112/27/81251,548Incandescent Electric Lamp
235.01/19/8101/31/8107/09/89406,824Electric Meter
236.01/20/8101/31/8110/18/81248,422System of Electric Lighting
237.02/03/8102/21/8106/24/90431,018Dynamo or Magneto-Electric Machine
238.02/24/8103/03/8106/14/81242,901Electric Meter
239.02/24/8103/03/8110/18/81248,429Electric Motor
240.02/25/8103/05/8110/18/81248,421Current-Regulator for Dynamo-Electric Machines
241.02/26/8103/03/8112/27/81251,550Magneto or Dynamo Electric Machine
242.02/26/8105/27/8112/27/81251,555Regulator for Dynamo-Electric Machines
243.03/02/8103/12/8109/13/92482,549Means for Controlling Electric Generation
244.03/07/8103/26/8110/18/81248,420Fixture and Attachment for Electric Lamps
245.03/07/8103/26/8112/27/81251,553Electric Chandelier
246.03/07/8103/26/8112/27/81251,554Electric Lamp and Socket or Holder
247.03/08/8103/26/8110/18/81248,424Fitting and Fixture for Electric Lamps
248.03/30/8104/15/8110/18/81248,419Electric Lamp
249.04/19/8104/26/8112/27/81251,542System of Electric Lighting
250.04/19/8104/26/8108/22/82263,145Process of Making Incandescents
251.04/21/8104/26/8110/24/82266,447Electric Incandescent Lamp
252.04/22/8104/26/8112/27/81251,552Underground Conductors
253.04/22/8104/26/8106/07/92476,531Electric-Lighting System
254.05/17/8105/27/8110/18/81248,436Depositing Cell for Plating the Connections of Electric Lamps, & c.
255.05/17/8105/27/8112/27/81251,539Electric Lamp
256.05/17/8105/27/8108/22/82263,136Regulator for Dynamo or Magneto Electric Machines
257.05/19/8105/27/8112/27/81251,557Webermeter
258.05/19/8105/28/8108/22/82263,134Regulator for Dynamo or Magneto Electric Machines
259.05/20/8105/31/8112/27/81251,541Electro-Magnetic Motor
260.05/20/8105/31/8112/27/81251,549Electric Lamp and the Manufacture Thereof
261.05/20/8105/31/8105/11/86341,644Incandescent Electric Lamp
262.05/20/8106/22/8112/27/81251,544Manufacture of Electric Lamps
263.05/20/8108/30/8112/27/81251,558Webermeter
264.05/21/8106/24/8108/22/82263,141Straightening Carbons of Electric Incandescent Lamps
265.05/21/8108/30/8112/27/81251,551System of Electric Lighting
266.05/21/8108/30/8108/22/82263,137Electric Chandelier
267.05/21/8108/30/8109/19/82264,657Incandescent Electric Lamp
268.05/24/8108/30/8112/27/81251,543Electric Lamp
269.05/27/8105/28/8112/27/81251,538Electric Light
270.06/02/8106/24/8112/27/81251,547Electrical Governor
271.06/03/8106/22/8108/22/82263,150Magneto or Dynamo Electric Machine
272.06/03/8106/22/8104/15/90425,760Measurement of Electricity in Distribution Systems
274.06/21/8109/03/8109/02/90435,687Means for Charging and Using Secondary Batteries
275.06/24/8108/30/8108/22/82263,143Magneto or Dynamo Electric Machine
276.06/25/8108/30/8112/27/81251,537Dynamo-Electric Machine
277.07/01/8108/30/8108/22/82263,147Vacuum Apparatus
278.07/01/8108/30/8110/28/90439,389Electric-Lighting System
279.07/22/8110/04/8108/22/82263,149Commutator for Dynamo or Magneto Electric Machines
282.08/20/8111/15/8104/15/90425,763Commutator for Dynamo-Electric Machines
283.08/24/8110/04/8108/22/82263,142Electrical Distribution System
284.08/24/8110/04/8109/19/82264,647Dynamo or Magneto Electric Machine
285.08/24/8110/04/8106/11/89404,902Electrical-Distribution System
286.08/24/8111/11/8108/22/82263,133Dynamo or Magneto Electric Machine
289.09/19/8111/11/8108/22/82263,144Mold for Carbonizing Incandescents
290.09/21/8111/11/8110/10/82265,774Method of Maintaining Temperature in Webermeters
291.09/23/8111/11/8109/19/82264,648Dynamo or Magneto Electric Machine
292.09/27/8111/11/8110/10/82265,776Electric-Lighting System
293.09/27/8111/11/8108/07/94524,136Regulator for Dynamo-Electric Machines
295.10/05/8111/11/8107/17/83281,352Webermeter
296.10/11/8108/07/8202/17/91446,667Locomotive for Electric Railways
297.10/17/8111/11/8111/13/83288,318Regulator for Dynamo or Magneto Electric Machines
298.10/25/8111/11/8112/27/81251,559Electrical Drop-Light
299.10/25/8111/28/8108/22/82263,148Dynamo or Magneto Electric Machine
300.10/25/8111/28/8109/19/82264,646Dynamo or Magneto Electric Machine
301.10/25/8112/09/8110/31/82266,793Electric Distribution System
302.10/29/8111/28/8103/01/87358,599Incandescent Electric Lamp
303.11/03/8111/28/8109/19/82264,673Regulator for Dynamo-Electric Machines
304.11/07/8111/28/8108/22/82263,138Electric-Arc Light
305.11/07/8111/28/8110/10/82265,775Electric-Arc Light
306.11/07/8111/28/8104/29/84297,580Electric-Arc Light
307.11/22/8111/29/8108/22/82263,146Dynamo Magneto Electric Machine
308.11/22/8111/29/8105/12/85317,631Incandescent Electric Lamp
309.11/25/8112/06/8110/24/82266,588Vacuum Apparatus
310.12/05/8112/07/8112/27/81251,536Vacuum-Pump
311.12/05/8112/09/8109/19/82264,650Manufacture of Incandescing Electric Lamps
312. 12/05/8112/09/8103/20/88379,770Incandescent Electric Lamp
313.12/05/8108/07/8209/19/82264,660Regulator for Dynamo-Electric Machines
314.12/05/8108/07/8202/12/84293,434Incandescent Electric Lamp
315.12/05/8108/07/8210/28/90439,391Junction-Box for Electric Wires
316.12/05/8108/07/8206/23/91454,558Incandescent Electric Lamp
317.12/13/8108/07/8209/19/82264,653Incandescent Electric Lamp
318.12/13/8108/07/8203/01/87358,600Incandescing Electric Lamp
319.12/15/8108/07/8209/19/82264,652Incandescent Electric Lamp
320.12/15/8108/07/8205/29/83278,419Dynamo-Electric Machine
321.01/17/8208/07/8210/10/82265,779Regulator for Dynamo-Electric Machines
322.02/10/8208/07/8209/19/82264,654Incandescent Electric Lamp
323.02/10/8208/07/8209/19/82264,661Regulator for Dynamo-Electric Machines
324.02/10/8208/07/8209/19/82264,664Regulator for Dynamo-Electric Machines
325.02/10/8208/07/8209/19/82264,668Regulator for Dynamo-Electric Machines
326.02/10/8208/07/8209/19/82264,669Regulator for Dynamo-Electric Machines
327.02/10/8208/07/8209/19/82264,671Regulator for Dynamo-Electric Machines
328.02/10/8208/07/8204/10/83275,613Incandescing Electric Lamp
329.02/10/8208/07/8204/16/89401,646Incandescing Electric Lamp
330.02/28/8208/07/8209/19/82264,658Regulator for Dynamo-Electric Machines
331.02/28/8208/07/8209/19/82264,659Regulator for Dynamo-Electric Machines
332.02/28/8208/07/8210/10/82265,780Regulator for Dynamo-Electric Machines
333.02/28/8208/07/8210/10/82265,781Regulator for Dynamo-Electric Machines
334.02/28/8208/07/8205/29/83278,416Manufacture of Incandescing Electric Lamps
335.02/28/8208/07/8203/20/88379,771Regulator for Dynamo-Electric Machines
339.05/01/8205/17/8211/28/82268,205Dynamo or Magneto Electric Machine
340.05/01/8208/07/8209/19/82264,662Regulator for Dynamo-Electric Machines
341.05/01/8208/07/8209/19/82264,663Regulator for Dynamo-Electric Machines
342.05/01/8208/07/8209/19/82264,665Regulator for Dynamo-Electric Machines
343.05/01/8208/07/8209/19/82264,666Regulator for Dynamo-Electric Machines
344.05/01/8208/07/8203/06/83273,488Regulator for Dynamo-Electric Machines
345.05/19/8205/26/8209/29/91460,122Process of and Apparatus for Generating Electricity
347.05/19/8206/26/8203/06/83273,492Secondary Battery
348.05/22/8208/07/8209/19/82264,667Regulator for Dynamo-Electric Machines
349.05/22/8208/07/8209/19/82264,672Regulator for Dynamo-Electric Machines
350.05/22/8208/07/8210/10/82265,786Apparatus for the Electrical Transmission of Power
351.05/22/8208/07/8203/13/83273,828System of Underground Conductors for Electrical Distribution
352.05/22/8208/07/8203/20/88379,772System of Electrical Distribution
353.06/03/8208/07/8203/20/83274,292Secondary Battery
354.06/03/8208/07/8206/28/87365,509Filament for Incandescent Electric Lamps
355.06/03/8208/07/8202/17/91446,668Electric-Arc Light
356.06/03/8208/07/8208/06/95543,985Incandescent Conductor for Electric Lamps
357.06/03/8209/13/8207/17/83281,353Dynamo or Magneto Electric Machine
358.06/03/8209/13/8210/30/83287,523Dynamo or Magneto Electric Machine
359.06/09/8208/07/8209/19/82264,651Incandescent Electric Lamp
360.06/09/8208/07/8209/19/82264,655Incandescing Electric Lamp
361.06/09/8208/07/8209/19/82264,670Regulator for Dynamo-Electric Machines
362.06/09/8208/07/8203/06/83273,489Turn-Table for Electric Railways
363.06/09/8208/07/8203/06/83273,490Electro-Magnetic Railway System
364.06/12/8208/07/8204/16/89401,486System of Electric Lighting
365.06/12/8208/07/8206/07/92476,527System of Electric Lighting
366.06/19/8206/26/8210/28/90439,390System of Electric Lighting
367.06/19/8206/26/8202/17/91446,666System of Electric Lighting
368.06/19/8206/28/8212/08/91464,822System of Distributing Electricity
369.06/24/8208/14/8208/26/84304,082Electrical Meter
370.07/05/8208/14/8203/20/83274,296Manufacture of Incandescents
371.07/07/8208/14/8209/19/82264,656Incandescent Electric Lamp
372.07/07/8208/14/8210/10/82265,782Regulator for Dynamo-Electric Machines
373.07/07/8208/14/8210/10/82265,783Regulator for Dynamo-Electric Machines
374.07/07/8208/14/8210/10/82265,784Regulator for Dynamo-Electric Machines
375.07/07/8208/14/8210/10/82265,785Dynamo-Electric Machine
376.07/07/8208/14/8203/06/83273,494Electrical Railroad
377.07/07/8208/14/8205/29/83278,418Apparatus for Translating Electric Currents From High to Low Tension
378.07/07/8208/14/8202/12/84293,435Electrical Meter
379.07/07/8208/14/8201/26/86334,853Mold for Carbonizing
380.07/07/8208/14/8204/06/86339,278Electric Railway
381.08/05/8208/07/8203/13/83273,714Magneto-Electric Signaling Apparatus
382.08/05/8208/07/8207/31/83282,287Magneto-Electric Signaling Apparatus
383.08/05/8208/07/8203/24/91448,778Electric Railway
384.08/12/8208/22/8210/28/90439,392Electric-Lighting System
385.08/25/8209/13/8202/06/83271,613Manufacture of Incandescing Electric Lamps
386.08/25/8209/13/8210/30/83287,518Method of Manufacturing Incandescing Electric Lamps
387.08/25/8209/13/8207/09/89406,825Electric Meter
388.08/25/8209/13/8210/28/90439,393Carbonizing-Chamber
389.09/12/8209/22/8203/06/83273,487Regulator for Dynamo-Electric Machines
390.09/12/8209/22/8204/29/84297,581Incandescent Electric Lamp
391.09/16/8209/22/8201/08/89395,962Method of Manufacturing Electric Lamps
392.10/04/8210/20/8210/30/83287,525Regulator for Systems of Electrical Distribution
393.10/05/8210/12/8206/28/87365,465Valve-Gear
394.10/09/8210/12/8210/21/84307,029Filament for Incandescent Lamps
395.10/10/8210/12/8211/28/82268,206Incandescing Electric Lamp
396.10/12/8210/20/8203/06/83273,486Incandescing Electric Lamp
397.10/14/8210/20/8203/20/83274,293Electric Lamp
398.10/14/8210/20/8204/10/83275,612Manufacture of Incandescing Electric Lamps
399.10/14/8210/20/8206/24/90430,932Manufacture of Incandescent Lamps
400.10/16/8210/20/8202/06/83271,616Regulator for Dynamo-Electric Machines
401.10/17/8210/20/8208/06/95543,986Process of Treating and Products Derived from Vegetable Fibers
402.10/17/8210/20/8208/06/95543,987Filament for Incandescent Lamps
403.10/19/8210/20/8202/06/83271,614Shafting
404.10/19/8210/20/8209/17/89411,016Manufacture of Carbon Filaments
405.10/19/8210/26/8203/06/83273,491Regulator for Driving Engines of Electrical Generators
406.10/19/8210/26/8203/06/83273,493Valve-Gear for Electrical Generator-Engines
407.10/19/8210/26/8202/21/93492,150Process of Coating Conductors for Incandescent Lamps
408.10/19/8211/09/8202/06/83271,615Governor for Dynamo-Electric Machines
409.10/26/8211/09/8203/06/83273,485Incandescing Electric Lamp
410.10/26/8211/09/8205/12/85317,632Incandescent Electric Lamp
411.10/26/8211/09/8205/12/85317,633Incandescent Electric Lamp
412.11/03/8211/09/8210/30/83287,520Incandescing Conductor for Electric Lamps
413.11/03/8211/09/8212/07/86353,783Incandescent Electric Lamp
414.11/03/8211/09/8206/24/90430,933Filament for Incandescent Lamps
415.11/13/8211/23/8203/20/83274,294Incandescing Electric Lamp
416.11/13/8211/23/8207/17/83281,350Regulator for Dynamo-Electric Machines
417.11/14/8211/23/8203/20/83274,295Incandescent Electric Lamp
418.11/14/8211/23/8204/24/83276,233Electrical Generator and Motor
419.11/20/8211/27/8203/20/83274,290System of Electrical Distribution
420.11/28/8212/08/8203/20/83274,291Mold for Carbonizing
421.11/28/8212/08/8205/29/83278,413Regulator for Dynamo-Electric Machines
422.11/28/8212/08/8205/29/83278,414Regulator for Dynamo-Electric Machines
423.11/28/8212/08/8210/30/83287,519Incandescing Electric Lamp
424.11/28/8212/08/8210/30/83287,524Regulator for Dynamo-Electric Machines
425.11/28/8212/08/8210/14/90438,298Manufacture of Incandescent Electric Lamps
426.12/20/8201/08/8304/24/83276,232Means for Operating and Regulating Electrical Generators
427.01/13/8301/22/8305/29/83278,415Manufacture of Incandescing Electric Lamps
428.01/13/8301/22/8305/29/83278,417Manufacture of Incandescing Electric Lamps
429.01/13/8301/22/8307/17/83281,349Regulator for Dynamo-Electric Machines
430.01/13/8301/22/8308/28/83283,985System of Electrical Distribution
431.01/13/8301/22/8308/28/83283,986System of Electrical Distribution
432.01/13/8301/22/8309/22/91459,835Manufacture of Incandescent Electric Lamps
433.02/13/8303/16/8305/29/8313,940Design for Incandescing Electric Lamp
434.02/13/8303/16/8307/03/83280,727System of Electrical Distribution
435.02/13/8303/16/8312/25/88395,123Circuit-Controller for Dynamo-Electric Machines
436.02/17/8303/16/8310/30/83287,521Dynamo or Magneto Electric Machine
437.02/17/8303/16/8310/30/83287,522Mold for Carbonizing
438.02/17/8303/16/8310/14/90438,299Manufacture of Carbon Filaments
439.02/17/8303/16/8302/17/91446,669Manufacture of Filaments for Incandescent Electric Lamps
440.02/17/8303/16/8306/07/92476,528Incandescent Electric Lamp
441.03/05/8303/16/8307/17/83281,351Electrical Generator
442.03/05/8303/16/8308/28/83283,984System of Electrical Distribution
443.03/14/8303/16/8310/30/83287,517System of Electrical Distribution
444.04/05/8304/17/8308/28/83283,983System of Electrical Distribution
445.04/06/8304/17/8312/14/86354,310Manufacture of Carbon Conductors
446.04/06/8304/17/8309/20/87370,123Electric Meter
447.04/06/8304/17/8309/17/89411,017Carbonizing-Flask
448.04/12/8304/20/8309/20/87370,124Manufacture of Filaments for Incandescing Electric Lights
449.05/08/8305/14/8310/30/83287,516System of Electrical Distribution
450.05/08/8305/14/8305/11/86341,839Incandescing Electric Lamp
451.05/08/8305/14/8302/26/89398,774Incandescent Electric Lamp
452.06/01/8306/07/8309/20/87370,125Electrical Transmission of Power
453.06/01/8306/07/8309/20/87370,126Electrical Transmission of Power
454.06/01/8306/07/8309/20/87370,127Electrical Transmission of Power
455.06/01/8306/07/8309/20/87370,128Electrical Transmission of Power
456.06/01/8306/07/8309/20/87370,129Electrical Transmission of Power
457.06/01/8306/07/8309/20/87370,130Electrical Transmission of Power
458.06/01/8306/07/8309/20/87370,131Electrical Transmission of Power
459.06/01/8306/07/8310/14/90438,300Gage for Testing Fibers for Incandescent-Lamp Carbons
460.06/25/8306/29/8310/30/83287,511Electric Regulator
461.06/25/8306/29/8310/30/83287,512Dynamo-Electric Machine
462.06/25/8306/29/8310/30/83287,513Dynamo-Electric Machine
463.06/25/8306/29/8310/30/83287,514Dynamo-Electric Machine
464.06/25/8306/29/8310/30/83287,515System of Electrical Distribution
465.06/25/8306/29/8304/29/84297,582Dynamo-Electric Machine
466.06/25/8306/29/8310/20/85328,572Commutator for Dynamo-Electric Machines
467.06/25/8306/29/8306/24/90430,934Electric-Lighting System
468.06/25/8306/29/8310/14/90438,301System of Electric Lighting
469.07/27/8310/10/8304/29/84297,583Dynamo-Electric Machine
470.07/27/8310/10/8308/26/84304,083Dynamo-Electric Machine
471.07/27/8310/10/8308/26/84304,084Device for Protecting Electric-Light Systems from Lightning
472.07/27/8310/10/8310/14/90438,302Commutator for Dynamo-Electric Machines
473.07/27/8310/10/8306/07/92476,529System of Electrical Distribution
474.08/08/8310/10/8304/29/84297,584Dynamo-Electric Machine
475.08/08/8310/10/8310/21/84307,030Electrical Meter
476.09/14/8309/19/8309/02/90435,688Process of and Apparatus for Generating Electricity
477.09/14/8310/10/8304/29/84297,585Incandescing Conductor for Electric Lamps
478.09/14/8310/10/8304/29/84297,586Electrical Conductor
479.09/14/8310/10/8303/15/92470,922Manufacture of Filaments for Incandescent Lamps
480.10/09/8311/01/8301/31/93490,953Art of Generating Electricity
481.10/17/8310/18/8302/12/84293,432Electrical Generator or Motor
482.11/02/8311/15/8310/21/84307,031Electrical Indicator
484.11/15/8312/12/8304/29/84297,587Dynamo-Electric Machine
485.11/15/8312/12/8305/20/84298,954Dynamo-Electric Machine
486.11/15/8312/12/8305/20/84298,955Dynamo-Electric Machine
487.11/15/8312/12/8308/26/84304,085System of Electrical Distribution
488.11/15/8312/12/8311/28/93509,517System of Electrical Distribution
489.11/20/8311/22/8304/15/90425,761Incandescent Lamp
490.12/15/8301/04/8402/12/95534,206Filament for Incandescent Lamps
491.12/15/8301/24/8408/26/84304,086Incandescent Electric Lamp
492.01/05/8401/24/8405/20/84298,956Mode of Operating Dynamo-Electric Machines
493.01/12/8401/24/8408/26/84304,087Electrical Conductor
495.01/22/8404/05/8401/08/89395,963Incandescent-Lamp Filament
496.02/08/8404/05/8404/06/86339,279System of Electrical Distribution
498.06/02/8406/10/8409/23/90436,968Method of and Apparatus for Drawing Wire
499.06/02/8406/10/8409/23/90436,969Method of and Apparatus for Drawing Wire
500.06/02/8406/10/8410/14/90438,303Arc Lamp
501.06/27/8408/07/8406/01/86343,017System of Electrical Distribution
502.07/16/8408/07/8410/23/88391,595System of Electric Lighting
503.09/12/8410/02/8410/20/85328,573System of Electric Lighting
504.09/12/8410/02/8410/20/85328,574System of Electric Lighting
505.09/12/8410/02/8410/20/85328,575System of Electric Lighting
506.09/24/8410/02/8410/23/88391,596Incandescent Electric Lamp
519.01/14/8510/14/8510/14/90438,305Fuse-Block
536.07/15/8607/17/8609/17/89411,018Manufacture of Incandescent Electric Lamps
537.07/15/8607/17/8610/14/90438,307Manufacture of Incandescent Electric Lamps
539.07/20/8607/29/8609/17/89411,019Manufacture of Incandescent Electric Lamps
540.08/06/8608/11/8607/02/89406,130Manufacture of Incandescent Electric Lamps
541.09/30/8610/05/8611/02/86351,856Incandescent Electric Lamp
542.10/26/8610/27/8606/16/91454,262Incandescent-Lamp Filament
543.10/26/8610/27/8601/05/92466,400Cut-Out for Incandescent Lamps
544.10/26/8610/27/8610/11/92484,184Manufacture of Carbon Filaments
545.11/02/8611/06/8601/31/93490,954Manufacture of Carbon Filaments for Electric Lamps
546.11/09/8612/06/8610/14/90438,308System of Electrical Distribution
547.11/09/8612/06/8608/14/94524,378System of Electrical Distribution
548.11/22/8611/29/8607/05/87365,978System of Electrical Distribution
549.11/22/8612/06/8609/06/87369,439System of Electrical Distribution
551.11/26/8612/06/8603/27/88379,944Commutator for Dynamo-Electric Machines
552.11/26/8612/06/8609/17/89411,020Manufacture of Carbon Filaments
553.12/06/8612/15/8611/08/92485,615Manufacture of Carbon Filaments
554.12/06/8612/15/8611/08/92485,616Manufacture of Carbon Filaments
555.12/06/8612/15/8608/28/94525,007Manufacture of Carbon Filaments
556.12/10/8612/16/8609/06/87369,441System of Electrical Distribution
557.12/16/8612/22/8609/06/87369,442System of Electrical Distribution
558.12/16/8612/27/8609/06/87369,443System of Electrical Distribution
559.12/20/8612/27/8610/11/92484,185Manufacture of Carbon Filaments
560.12/20/8612/27/8602/12/95534,207Manufacture of Carbon Filaments
561.12/21/8612/28/8611/22/87373,584Dynamo-Electric Machine
562.02/07/8703/08/8702/16/92468,949Converter System for Electric Railways
563.05/24/8706/13/8703/27/88380,100Pyromagnetic Motor
564.05/24/8706/13/8706/14/92476,983Pyromagnetic Generator
565.06/01/8706/04/8706/07/92476,530Incandescent Electric Lamp
567.08/09/8708/19/8703/15/92470,923Railway-Signaling
568.08/26/8708/29/8708/27/95545,405System of Electrical Distribution
569.09/13/8709/23/8703/27/88380,101System of Electrical Distribution
570.09/14/8709/23/8703/27/88380,102System of Electrical Distribution
571.09/26/8709/30/8703/15/92470,924Electric Conductor
572.10/17/8710/21/8707/07/96563,462Method of and Apparatus for Drawing Wire
573.11/05/8712/09/8706/26/88385,173System of Electrical Distribution
579.12/04/8712/27/8705/08/88382,415System of Electrical Distribution
582.01/21/8801/30/8808/19/90434,586Electric Generator
585.02/02/8802/06/8809/11/88389,369Incandescing Electric Lamp
587.02/20/8803/02/8810/02/88390,462Process of Making Carbon Filaments
591.03/03/8803/08/8804/15/90425,762Cut-Out for Incandescent Electric Lamps
596.05/07/8805/21/8802/12/95534,208Induction-Converter
601.06/21/8807/02/8803/15/92470,925Manufacture of Filaments for Incandescent Lamps
610.07/14/8807/17/8811/08/92485,617Incandescent-Lamp Filament
615.08/31/8809/15/8802/12/89397,705Method of Winding Field-Magnets
616.08/31/8809/15/8809/02/90435,690Method of Making Armatures for Dynamo-Electric Machines
639.03/22/8903/25/8911/03/91462,540Incandescent Electric Lamp
642.04/25/8905/11/8910/14/90438,309Method of Insulating Electrical Conductors
656.02/14/9002/20/9008/19/90434,589Propelling Mechanism for Electric Vehicles
657.04/25/9005/05/9010/14/90438,310Lamp-Base
658.04/29/9005/05/9009/30/90437,428Propelling Device for Electric Cars
661.05/17/9005/24/9009/09/90436,127Electric Motor
664.06/02/9006/10/9009/23/90436,970Apparatus for Transmitting Power
673.09/12/9009/15/9001/13/91444,530Leading-In Wire for Incandescent Lamps
674.09/13/9009/17/9002/12/95534,209Incandescent Electric Lamp
675.10/27/9011/21/9006/14/92476,985Trolley for Electric Railways
688.12/20/9001/19/9103/14/93493,425Electric Locomotive
689.01/20/9101/24/9106/14/92476,992Incandescent Electric Lamp
691.02/04/9102/24/9103/15/92470,926Dynamo-Electric Machine or Motor
692.02/24/9103/02/9106/14/92476,986Means for Propelling Electric Cars
693.02/24/9103/02/9106/14/92476,987Electric Locomotive
694.03/04/9103/23/9112/29/91465,973Armature for Dynamos or Motors
695.03/04/9103/26/9103/15/92470,927Driving Mechanism for Cars
696.03/20/9103/26/9112/29/91465,970Armature Connection for Motors or Generators
697.03/20/9104/04/9102/16/92468,950Commutator-Brush for Electric Motors and Dynamos
698.06/03/9106/09/9105/24/92475,491Electric Locomotive
699.06/03/9106/09/9105/24/92475,492Electric Locomotive
700.06/03/9106/09/9105/24/92475,493Electric Locomotive
701.06/03/9106/09/9105/24/92475,494Electric Railway
702.07/31/9108/14/9106/14/92476,988Lightning-Arrester
703.07/31/9108/14/9106/14/92476,989Conductor for Electric Railways
704.07/31/9108/14/9111/28/93509,518Electric Railway
709.07/31/9108/25/9103/15/92470,928Alternating-Current Generator
710.07/31/9108/25/9106/14/92476,990Electric Meter
711.07/31/9109/02/9110/11/92484,183Electrical Depositing-Meter
712.07/31/9110/01/9106/14/92476,993Electric-Arc Lamp
721.10/08/9110/10/9103/15/92470,930Dynamo-Electric Machine
723.11/10/9111/12/9102/21/93491,992Cut-Out for Incandescent Electric Lamps
733.05/16/9605/19/9609/10/07865,367Fluorescent Electric Lamp
748.03/29/9803/31/9806/06/99626,460Filament for Incandescent Lamps and Process of Manufacturing Same
754.09/19/9809/24/9810/09/00659,389Electric Meter
756.02/06/9903/17/9912/14/00663,015Electric Meter
759.03/23/9909/16/9910/23/00660,293Electric Meter
784.09/28/0010/15/0006/24/02703,051Electric Meter
828.07/30/0308/01/0308/08/05796,629Lamp-Guard
914.05/28/0705/31/0712/07/151,163,329Filament for Incandescent Electric Lamps
973.10/04/1010/07/1006/09/141,099,241Rectifier
981.01/25/1101/27/1101/06/141,083,354Insulating Compound
997.12/12/1112/30/1104/10/171,221,981Alternating-Current Rectifier
1009.06/10/1206/13/1209/07/151,152,615Alternating-Current-Rectifying System
1010.06/10/1206/13/1209/07/151,152,616Contact for Electrical Apparatus
1029.10/13/1410/16/1405/21/181,266,779Electric Safety-Lantern
1092.12/13/2812/15/2811/03/311,829,856Dynamo-Electric Machine
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