Edison's U.S. Patents, 1890-1899

The following list contains the 113 patents for which Edison executed an application between January 1890 and December 1899. 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.

1868-1879 1880-1882 1883-1889 1890-1899 1900-1909 1910-1931

No. ExecutedApplied IssuedPatent No.Title
653.01/16/9001/20/9008/19/90434,588Magnetic Ore-Separator
654.02/08/9002/17/9009/30/90437,427Method of Making Phonogram-Blanks
655.02/08/9002/17/9012/15/91465,250Process of Extracting Copper Pyrites
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
659.04/29/9005/09/9009/30/90437,429Phonogram-Blank
660.05/06/9005/24/9006/30/91454,941Phonograph Recorder or Reproducer
661.05/17/9005/24/9009/09/90436,127Electric Motor
662.05/24/9005/27/9010/18/92484,583Phonograph Cutting-Tool
663.05/24/9005/27/9010/18/92484,584Phonograph-Reproducer
664.06/02/9006/10/9009/23/90436,970Apparatus for Transmitting Power
665.07/05/9007/30/9006/09/91453,741Phonograph
666.07/05/9007/30/9006/30/91454,942Phonograph
667.07/05/9007/30/9007/21/91456,301Phonograph-Doll
668.07/05/9007/30/9010/18/92484,585Phonograph
669.08/04/9008/12/9007/21/91456,302Phonograph
670.08/09/9008/28/9006/14/92476,984Expansible Pulley
671.08/09/9008/28/9003/21/93493,858Transmission of Power
672.09/06/9009/10/9008/11/91457,343Magnetic Belting
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
676.10/27/9011/21/9006/27/93500,280Phonograph
677.10/27/9011/21/9007/02/95541,923Phonograph
678.11/17/9011/21/9008/11/91457,344Smoothing-Tool for Phonogram-Blanks
679.11/17/9011/21/9009/29/91460,123Phonogram-Blank Carrier
680.11/17/9011/21/9006/27/93500,281Phonograph
681.11/17/9012/03/9007/02/95541,924Phonograph
682.12/01/9012/03/9006/27/93500,282Phonograph
683.12/01/9012/03/9001/12/97575,151Phonograph
684.12/01/9012/03/9006/14/98605,667Phonograph
685.12/01/9012/03/9009/13/98610,706Phonograph
686.12/01/9012/03/9004/11/99622,843Phonograph
687.12/06/9012/15/9008/16/98609,268Phonograph
688.12/20/9001/19/9103/14/93493,425Electric Locomotive
689.01/20/9101/24/9106/14/92476,992Incandescent Electric Lamp
690.02/04/9102/09/9104/25/93496,191Phonograph
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
705.07/31/9108/24/9112/15/91465,251Method of Bricking Fine Ores
706.07/31/9108/24/9111/08/92485,840Method of Bricking Fine Iron Ores
707.07/31/9108/24/9103/14/93493,426Apparatus for Exhibiting Photographs of Moving Objects
708.07/31/9108/24/9108/31/97589,168Kinetographic Camera
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
713.08/28/9110/01/9103/15/92470,929Magnetic Separator
714.08/28/9110/01/9103/22/92471,268Ore-Conveyer and Method of Arranging Ore Thereon
715.08/28/9110/01/9104/05/92472,288Dust-Proof Bearing for Shafts
716.08/28/9110/01/9104/12/92472,752Dust-Proof Journal-Bearing
717.08/28/9110/01/9104/12/92472,753Ore-Screening Apparatus
718.08/28/9110/01/9105/10/92474,592Ore-Conveying Apparatus
719.08/28/9110/01/9105/30/93498,385Roller for Crushing Ore or Other Material
720.08/28/9110/08/9105/10/92474,593Dust-Proof Swivel Shaft-Bearing
721.10/08/9110/10/9103/15/92470,930Dynamo-Electric Machine
722.10/08/9110/15/9106/07/92476,532Ore-Screening Apparatus
723.11/10/9111/12/9102/21/93491,992Cut-Out for Incandescent Electric Lamps
724.04/05/9204/11/9202/21/93491,993Stop Device
725.06/27/9207/02/9207/21/96564,423Process of Separating Ores
726.07/09/9207/20/9211/08/92485,841Method of Magnetically Separating Ores
727.07/09/9207/20/9211/08/92485,842Method of Magnetic-Ore Separation
728.08/24/9208/29/9201/23/94513,096Method of and Apparatus for Mixing Materials
729.03/15/9303/17/9311/28/93509,428Composition Brick and Method of Making Same
730.05/22/9305/24/9301/23/94513,097Phonograph
731.12/13/9312/19/9309/08/96567,187Crushing-Roll
732.12/13/9312/19/9304/12/98602,064Conveyer
733.05/16/9605/19/9609/10/07865,367Fluorescent Electric Lamp
734.01/25/9701/27/9705/31/98604,740Governor for Motors
735.01/25/9701/27/9707/19/98607,588Phonograph
736.05/14/9706/12/9705/28/01675,056Magnetic Separator
737.05/14/9707/16/9711/21/99637,327Rolls
738.05/14/9707/16/9704/23/01672,616Method of Breaking Rock
739.05/14/9707/16/9706/18/01676,618Magnetic Separator
740.06/10/9706/29/9706/14/98605,475Drying Apparatus
741.06/10/9706/29/9706/14/98605,668Mixer
742.06/10/9706/29/9702/05/01667,201Flight Conveyer
743.06/10/9706/29/9704/02/01671,314Lubricating Journal-Bearings
744.06/10/9706/29/9704/02/01671,315Conveyer
745.06/10/9706/29/9705/28/01675,057Apparatus for Screening Pulverized Material
746.02/21/9803/05/9811/11/02713,209Process of Duplicating Phonograms
747.03/21/9803/24/9807/01/02703,774Reproducer for Phonographs
748.03/29/9803/31/9806/06/99626,460Filament for Incandescent Lamps and Process of Manufacturing Same
749.04/11/9805/23/9805/08/00648,933Drier
750.04/11/9805/23/9811/06/00661,238Machine for Forming Pulverized Material into Briquets
751.04/11/9805/23/9805/14/01674,057Grinding or Crushing Rolls
752.04/11/9805/23/9807/01/02703,562Apparatus for Bricking Pulverized Material
753.04/11/9805/23/9807/08/02704,010Apparatus for Concentrating Magnetic Iron Ores
754.09/19/9809/24/9810/09/00659,389Electric Meter
755.02/06/9903/17/9905/08/00648,934Process of Screening or Sizing Very Fine Materials
756.02/06/9903/17/9912/14/00663,015Electric Meter
757.02/10/9903/17/9912/10/01688,610Phonograph Recording Apparatus
758.02/24/9902/27/9902/20/00643,764Method of Reheating Compressed Air for Industrial Purposes
759.03/23/9909/16/9910/23/00660,293Electric Meter
760.04/10/9904/24/9901/16/00641,281Expanding Pulley
761.06/15/9907/01/9905/05/03727,116Grinding-Rolls
762.09/12/9909/21/9906/26/00652,457Phonograph
763.10/27/9910/28/9905/08/00648,935Apparatus for Duplicating Phonograph-Records
764.11/24/9912/06/9911/05/01685,911Apparatus for Reheating Compressed Air for Industrial Purposes
765.12/09/9912/12/9909/18/00657,922Apparatus for Reheating Compressed Air for Industrial Purposes
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