GENERAL MOTORS CORPORATION

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Intl Class Technology # of Patents Rank
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 11 258
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 8 84
 
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 7 65
 
 
F16H GEARING 7 74
 
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 5 66
 
 
B60R VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR 5 72
 
 
B60T VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL 5 48
 
 
B01D SEPARATION 4 88
 
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 4 63
 
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 4 51
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0037,178 PRE-DIFFUSED AL-SI COATINGS FOR USE IN RAPID INDUCTION HEATING OF PRESS-HARDENED STEEL Jul 26, 12 Feb 14, 13 [B21D, B05D, C21D]
2012/0160,045 GEAR CLASH LOGIC Mar 12, 12 Jun 28, 12 [F16H]
2011/0278,122 CLUTCH ASSEMBLY Feb 22, 11 Nov 17, 11 [F16D]
2011/0184,611 MULTI-STAGE NON-SEQUENTIAL DOWNSHIFT CONTROL FOR AN AUTOMATIC TRANSMISSION Jan 25, 10 Jul 28, 11 [G06F]
2011/0144,911 METHOD OF PROCESSING GLOBAL NAVIGATION SATELLITE SYSTEM DATA Dec 11, 09 Jun 16, 11 [G01S, G01C]
2011/0069,680 ENHANCED MOBILE NETWORK SYSTEM ACQUISITION USING SCANNING TRIGGERS Sep 18, 09 Mar 24, 11 [H04W]
2010/0325,856 APPARATUS AND METHOD OF ASSEMBLING A PISTON ON A SHAFT OVER A LIP SEAL Sep 02, 10 Dec 30, 10 [B23P]
2009/0319,143 UP-SHIFT CONTROL IN AN AUTOMATIC TRANSMISSION WITH NEGATIVE INPUT TORQUE Dec 16, 08 Dec 24, 09 [G06F, B60W]
2009/0311,563 Manifold Sealing and Corrosion Preventive Interface Plate for a Fuel Cell Stack Aug 21, 09 Dec 17, 09 [H01M]
2009/0251,029 STATOR CAN HOUSING WELDED TO BEARING SUPPORT AND METHOD OF ASSEMBLING A HYBRID TRANSMISSION UTILIZING THE SAME Aug 19, 08 Oct 08, 09 [H02K]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,422,693 Geo-coded spatialized audio in vehicles Sep 29, 04 Apr 16, 13 [H04B]
8,255,129 Multi-stage non-sequential downshift control for an automatic transmission Jan 25, 10 Aug 28, 12 [F16H, G06F]
7,977,394 Triblock copolymers with acidic groups May 03, 05 Jul 12, 11 [B01J]
7,846,055 Multi-speed split dual clutch transmission Feb 08, 08 Dec 07, 10 [F16H]
7,837,589 Multi-speed split dual clutch transmission Feb 08, 08 Nov 23, 10 [F16H]
7,643,733 Control device for driving a brushless DC motor Jul 27, 07 Jan 05, 10 [H02P]
7,640,085 Method and apparatus to provide vehicle information to a requestor Nov 10, 05 Dec 29, 09 [G06F]
7,598,204 Metallic reagent Sep 19, 05 Oct 06, 09 [C23C, B05D, B01J]
7,595,126 PEM fuel cell assembly formed of modular sub-assemblies Nov 26, 03 Sep 29, 09 [H01M]
7,537,538 Limited slip differential May 03, 06 May 26, 09 [F16H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2009/0251,029 STATOR CAN HOUSING WELDED TO BEARING SUPPORT AND METHOD OF ASSEMBLING A HYBRID TRANSMISSION UTILIZING THE SAME Aug 19, 08 Oct 08, 09 [H02K]
2008/0152,531 Cast irons for high temperature use Dec 21, 06 Jun 26, 08 [C22C]
2008/0147,692 METHOD FOR MANIPULATING THE CONTENTS OF AN XML-BASED MESSAGE Dec 14, 06 Jun 19, 08 [G06F]
2008/0132,369 Longitudinal Spring Damper for Damping Chain Vibration Dec 01, 06 Jun 05, 08 [F16G]
2008/0053,739 PRE-ENGINEERED FRAME PORTION AND METHOD OF USE THEREFOR Sep 07, 07 Mar 06, 08 [B62D]
2007/0267,107 Stable austenitic stainless steel for hydrogen storage vessels May 19, 06 Nov 22, 07 [C22C]
2007/0221,149 Auxiliary cam phaser hydraulic circuit and method of operation Mar 22, 06 Sep 27, 07 [F01L]
2007/0219,718 Method for presenting a navigation route Mar 17, 06 Sep 20, 07 [G01C]
2007/0197,340 Internal ring gear with integral hub portion and method of manufacture May 03, 06 Aug 23, 07 [F16H]
2007/0190,950 METHOD OF CONFIGURING VOICE AND DATA COMMUNICATION OVER A VOICE CHANNEL Feb 15, 06 Aug 16, 07 [H04B]
2007/0141,405 METHOD OF MAKING A MEMBRANE ELECTRODE ASSEMBLY COMPRISING A VAPOR BARRIER LAYER, A GAS DIFFUSION LAYER, OR BOTH Nov 16, 06 Jun 21, 07 [H01M]
2007/0136,063 Adaptive nametag training with exogenous inputs Dec 12, 05 Jun 14, 07 [G10L]
2007/0090,937 Method for alerting a vehicle user to refuel prior to exceeding a remaining driving distance Oct 21, 05 Apr 26, 07 [B60Q, G08G]
2007/0093,250 Method and system for routing toll-free calls to wireless devices Oct 25, 05 Apr 26, 07 [H04Q]
2007/0029,698 Layered manufactured articles having small-diameter fluid conduction vents and method of making same Sep 09, 04 Feb 08, 07 [B29C]
2007/0007,699 Layered manufactured articles having small-width fluid conduction vents and methods of making same Sep 09, 04 Jan 11, 07 [B29C]
2007/0001,805 Multiple vehicle authentication for entry and starting systems Jul 01, 05 Jan 04, 07 [G05B]
2007/0003,813 Stable conductive and hydrophilic fuel cell contact element Jun 30, 05 Jan 04, 07 [B05D, H01M]
2006/0266,798 Weld fastener for use in projection welding process May 25, 05 Nov 30, 06 [A47J]
2006/0229,109 Method and system for initiating communication from a vehicle Apr 06, 05 Oct 12, 06 [H04M]

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