Siguang Xu

Person

Rochester Hills, MI, US

People

Patents Grantslast 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
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
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
Die assembly for a stamping press
- Patent number 10,369,613
- Issue date Aug 6, 2019
- GM Global Technology Operations LLC
- Siguang Xu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
Information Patent Grant
Unsymmetric compact metal seal beads for fuel cell stack
- Patent number 10,153,499
- Issue date Dec 11, 2018
- GM Global Technology Operations LLC
- Siguang Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Die clearance control for thin sheet stainless steel BPP forming
- Patent number 9,406,945
- Issue date Aug 2, 2016
- GM Global Technology Operations LLC
- Siguang Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method to improve the dimensional accuracy and surface quality for...
- Patent number 9,008,813
- Issue date Apr 14, 2015
- GM Global Technology Operations LLC
- Siguang Xu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Unique pre-form design for two-step forming of stainless steel fuel...
- Patent number 8,778,567
- Issue date Jul 15, 2014
- GM Global Technology Operations LLC
- Siguang Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reinforced fuel cell metal plate perimeter
- Patent number 8,465,879
- Issue date Jun 18, 2013
- GM Global Technology Operations LLC
- Daniel P. Miller
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

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
SYSTEM AND METHOD FOR MANUFACTURING CHANNELS IN A BIPOLAR PLATE
- Publication number 20180248203
- Publication date Aug 30, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Siguang Xu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
DIE ASSEMBLY FOR A STAMPING PRESS
- Publication number 20180221934
- Publication date Aug 9, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Siguang Xu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
Information Patent Application
PLATE ASSEMBLY HAVING SEALING MEMBERS IN AN OFFSET ALIGNMENT
- Publication number 20180114992
- Publication date Apr 26, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Siguang Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BIPOLAR PLATE FOR A FUEL CELL, AND A METHOD MANUFACTURING THE SAME
- Publication number 20180114994
- Publication date Apr 26, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Richard D. Blakeley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Design Of Tunnel Cross Section For More Uniformed Contact Pressure...
- Publication number 20180097242
- Publication date Apr 5, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- SIGUANG XU
- B60 - VEHICLES IN GENERAL
Information Patent Application
UNSYMMETRIC COMPACT METAL SEAL BEADS FOR FUEL CELL STACK
- Publication number 20170084929
- Publication date Mar 23, 2017
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Siguang Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DIE CLEARANCE CONTROL FOR THIN SHEET STAINLESS STEEL BPP FORMING
- Publication number 20160056478
- Publication date Feb 25, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Siguang Xu
- H01 - BASIC ELECTRIC ELEMENTS

Person

Patents Grantslast 30 patents

Fuel cell microseal and a method of manufacture thereof

Displacement absorption tunnels for circular beads

Header flange to evenly distribute contact pressure across seals

Fuel cells, half plates, and methods for designing the same

Fuel cell end plate unit and stack

Tunnel cross section for more uniformed contact pressure distributi...

Header design employing generally regular shapes

Seal contact pressure uniformity by inserting connection at bead co...

Reinforcement structure for bead seal in a plate assembly

Fuel cell stack with asymmetrical bipolar plates

Fuel cell stack assembly

Optimization of tunnel location for uniform contact pressure distri...

Method of manufacturing a fuel cell stack

Bipolar plate for a fuel cell, and a method manufacturing the same

Die assembly for a stamping press

Plate structure for a fuel cell

Header flange to evenly distribute contact pressure across seals

Plate assembly having sealing members in an offset alignment

Fuel cell stack

Reduction of pressure variation with stamped embossment at bead nei...

Unsymmetric compact metal seal beads for fuel cell stack

Die clearance control for thin sheet stainless steel BPP forming

Method to improve the dimensional accuracy and surface quality for...

Unique pre-form design for two-step forming of stainless steel fuel...

Reinforced fuel cell metal plate perimeter

Patents Applicationslast 30 patents

DISPLACEMENT ABSORPTION TUNNELS FOR CIRCULAR BEADS

FUEL CELLS, HALF PLATES, AND METHODS FOR DESIGNING THE SAME

DESIGN OF HEADER FLANGE TO EVENLY DISTRIBUTE CONTACT PRESSURE ACROS...

METHODS FOR MANUFACTURING UNIPOLAR AND BIPOLAR PLATES FOR FUEL CELLS

FUEL CELL MICROSEAL AND A METHOD OF MANUFACTURE THEREOF

METHOD FOR MANUFACTURING A STAMPED MEMBER

FUEL CELL STACK

FUEL CELL STACK

FUEL CELL STACK ASSEMBLY

METHOD OF MANUFACTURING A FUEL CELL STACK

SYSTEM AND METHOD FOR MANUFACTURING CHANNELS IN A BIPOLAR PLATE

FUEL CELL END PLATE UNIT AND STACK

HEADER DESIGN EMPLOYING GENERALLY REGULAR SHAPES

DESIGN OF HEADER FLANGE TO EVENLY DISTRIBUTE CONTACT PRESSURE ACROS...

PLATE STRUCTURE FOR A FUEL CELL

REINFORCEMENT STRUCTURE FOR BEAD SEAL IN A PLATE ASSEMBLY

DIE ASSEMBLY FOR A STAMPING PRESS

FUEL CELL AND METALLIC SEPARATOR FOR FUEL CELL

FUEL CELL MICROSEAL AND A METHOD OF MANUFACTURE THEREOF

REDUCTION OF PRESSURE VARIATION WITH STAMPED EMBOSSMENT AT BEAD NEI...

METAL BEAD SEAL TUNNEL ARRANGEMENT

METAL BEAD WITH STAMPED COMPRESSION LIMITER

SEAL CONTACT PRESSURE UNIFORMITY BY INSERTING CONNECTION AT BEAD CO...

DESIGN OF TUNNEL LAYOUT FOR A MORE UNIFORMED CONTACT PRESSURE DISTR...

OPTIMIZATION OF TUNNEL LOCATION FOR UNIFORM CONTACT PRESSURE DISTRI...

PLATE ASSEMBLY HAVING SEALING MEMBERS IN AN OFFSET ALIGNMENT

BIPOLAR PLATE FOR A FUEL CELL, AND A METHOD MANUFACTURING THE SAME

Design Of Tunnel Cross Section For More Uniformed Contact Pressure...

UNSYMMETRIC COMPACT METAL SEAL BEADS FOR FUEL CELL STACK

DIE CLEARANCE CONTROL FOR THIN SHEET STAINLESS STEEL BPP FORMING