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NORTHVILLE, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Fuel cell microseal and a method of manufacture thereof
Patent number
11,431,002
Issue date
Aug 30, 2022
GM Global Technology Operations LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Displacement absorption tunnels for circular beads
Patent number
11,329,296
Issue date
May 10, 2022
GM Global Technology Operations LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell and metallic separator with varied bead seal width and angle
Patent number
11,011,758
Issue date
May 18, 2021
Hond Motor Co., Ltd.
Kentaro Ishida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Header flange to evenly distribute contact pressure across seals
Patent number
10,991,955
Issue date
Apr 27, 2021
GM Global Technology Operations LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cells, half plates, and methods for designing the same
Patent number
10,811,697
Issue date
Oct 20, 2020
GM Global Technology Operations LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell end plate unit and stack
Patent number
10,629,938
Issue date
Apr 21, 2020
GM Global Technology Operations LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a fuel cell stack
Patent number
10,601,063
Issue date
Mar 24, 2020
GM Global Technology Operations LLC
Jeffrey A. Rock
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Tunnel cross section for more uniformed contact pressure distributi...
Patent number
10,547,064
Issue date
Jan 28, 2020
GM Global Technology Operations LLC
Siguang Xu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Header design employing generally regular shapes
Patent number
10,529,996
Issue date
Jan 7, 2020
GM Global Technology Operations LLC
Masaaki Sakano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Seal contact pressure uniformity by inserting connection at bead co...
Patent number
10,522,847
Issue date
Dec 31, 2019
GM Global Technology Operations LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reinforcement structure for bead seal in a plate assembly
Patent number
10,522,852
Issue date
Dec 31, 2019
GM Global Technology Operations LLC
Xi Yang
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Fuel cell stack with asymmetrical bipolar plates
Patent number
10,497,948
Issue date
Dec 3, 2019
GM Global Technology Operations LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell stack assembly
Patent number
10,468,707
Issue date
Nov 5, 2019
GM Global Technology Operations LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optimization of tunnel location for uniform contact pressure distri...
Patent number
10,411,272
Issue date
Sep 10, 2019
GM Global Technology Operations LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a fuel cell stack
Patent number
10,388,979
Issue date
Aug 20, 2019
GM Global Technology Operations LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar plate for a fuel cell, and a method manufacturing the same
Patent number
10,388,969
Issue date
Aug 20, 2019
GM Global Technology Operations LLC
Richard D. Blakeley
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Plate structure for a fuel cell
Patent number
10,355,289
Issue date
Jul 16, 2019
GM Global Technology Operations LLC
Xi Yang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Header flange to evenly distribute contact pressure across seals
Patent number
10,347,921
Issue date
Jul 9, 2019
GM Global Technology Operations LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plate assembly having sealing members in an offset alignment
Patent number
10,333,158
Issue date
Jun 25, 2019
GM Global Technology Operations LLC
Siguang Xu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel cell stack
Patent number
10,297,811
Issue date
May 21, 2019
GM Global Technology Operations LLC
Liang Xi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Reduction of pressure variation with stamped embossment at bead nei...
Patent number
10,211,473
Issue date
Feb 19, 2019
GM Global Technology Operations LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
APPARATUS AND METHOD FOR FORMING A BATTERY CELL WITH HIGH THERMAL C...
Publication number
20240136612
Publication date
Apr 25, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
APPARATUS FOR A PRISMATIC BATTERY CELL WITH BUILT-IN SPRINGS
Publication number
20240105982
Publication date
Mar 28, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY ASSEMBLY AND METHOD THEREFOR
Publication number
20240097266
Publication date
Mar 21, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
SriLakshmi Katar
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
APPARATUS AND METHOD FOR A BATTERY CELL INCLUDING A THERMAL BARRIER...
Publication number
20240097198
Publication date
Mar 21, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY PACK WITH SACRIFICIAL CELL VENT
Publication number
20230420795
Publication date
Dec 28, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Ryan P. Hickey
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SACFRIFICIAL LAYER TO FACILITATE WELDING OF THIN FOILS
Publication number
20230249294
Publication date
Aug 10, 2023
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Teresa Jean Rinker
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DISPLACEMENT ABSORPTION TUNNELS FOR CIRCULAR BEADS
Publication number
20200328431
Publication date
Oct 15, 2020
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELLS, HALF PLATES, AND METHODS FOR DESIGNING THE SAME
Publication number
20190393515
Publication date
Dec 26, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DESIGN OF HEADER FLANGE TO EVENLY DISTRIBUTE CONTACT PRESSURE ACROS...
Publication number
20190355999
Publication date
Nov 21, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHODS FOR MANUFACTURING UNIPOLAR AND BIPOLAR PLATES FOR FUEL CELLS
Publication number
20190296374
Publication date
Sep 26, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Siguang Xu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL MICROSEAL AND A METHOD OF MANUFACTURE THEREOF
Publication number
20190252693
Publication date
Aug 15, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD FOR MANUFACTURING A STAMPED MEMBER
Publication number
20190143389
Publication date
May 16, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL STACK
Publication number
20190097248
Publication date
Mar 28, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL STACK
Publication number
20190088919
Publication date
Mar 21, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL STACK ASSEMBLY
Publication number
20180323464
Publication date
Nov 8, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING A FUEL CELL STACK
Publication number
20180323463
Publication date
Nov 8, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING A FUEL CELL STACK
Publication number
20180287181
Publication date
Oct 4, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jeffrey A. Rock
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FUEL CELL END PLATE UNIT AND STACK
Publication number
20180241067
Publication date
Aug 23, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEADER DESIGN EMPLOYING GENERALLY REGULAR SHAPES
Publication number
20180241055
Publication date
Aug 23, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Masaaki Sakano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DESIGN OF HEADER FLANGE TO EVENLY DISTRIBUTE CONTACT PRESSURE ACROS...
Publication number
20180241053
Publication date
Aug 23, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PLATE STRUCTURE FOR A FUEL CELL
Publication number
20180226661
Publication date
Aug 9, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
REINFORCEMENT STRUCTURE FOR BEAD SEAL IN A PLATE ASSEMBLY
Publication number
20180226662
Publication date
Aug 9, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
FUEL CELL AND METALLIC SEPARATOR FOR FUEL CELL
Publication number
20180219233
Publication date
Aug 2, 2018
Honda Motor Co., Ltd.
Kentaro ISHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL MICROSEAL AND A METHOD OF MANUFACTURE THEREOF
Publication number
20180212259
Publication date
Jul 26, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
REDUCTION OF PRESSURE VARIATION WITH STAMPED EMBOSSMENT AT BEAD NEI...
Publication number
20180145353
Publication date
May 24, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
XI YANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METAL BEAD SEAL TUNNEL ARRANGEMENT
Publication number
20180131016
Publication date
May 10, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METAL BEAD WITH STAMPED COMPRESSION LIMITER
Publication number
20180123141
Publication date
May 3, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEAL CONTACT PRESSURE UNIFORMITY BY INSERTING CONNECTION AT BEAD CO...
Publication number
20180123142
Publication date
May 3, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Liang Xi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DESIGN OF TUNNEL LAYOUT FOR A MORE UNIFORMED CONTACT PRESSURE DISTR...
Publication number
20180123144
Publication date
May 3, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTIMIZATION OF TUNNEL LOCATION FOR UNIFORM CONTACT PRESSURE DISTRI...
Publication number
20180114991
Publication date
Apr 26, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Xi Yang
H01 - BASIC ELECTRIC ELEMENTS