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Richmond, B.C., Canada

General Hydrogen Corporation

USPTO Granted Patents = 12

Forward Citations = 178

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18 inventors (with patents filed for the assignee):

John David Trevor Graham (7 out of 7 patents)

Alan John Mulvenna (6 out of 7 patents)

William Edward Mufford (4 out of 4 patents)

4. David Michael Routtenberg (2 out of 2 patents)

5. Joachim George Borck (2 out of 2 patents)

6. Keguang Yao (2 out of 2 patents)

7. Matthew Albert MacLennan Harper (1 out of 3 patents)

8. Mark Andrew Timmerman (1 out of 2 patents)

9. James G Ko (1 out of 3 patents)

10. Edward Wing Ping Li (1 out of 1 patent)

11. Henrik Thorning Christensen (1 out of 1 patent)

12. Bruce Stephen Jenner (1 out of 1 patent)

13. Curtis Michael Robin (1 out of 1 patent)

14. Darren Scott Sokoloski (1 out of 1 patent)

15. Xin Wang (1 out of 56 patents)

12 patents: Sort by Forward Citations

1. 12405207 - System and method for testing durability of gas diffusion layer (GDL) (2025-09-02),

2. 12051813 - Gas diffusion layer and method for preparing same (2024-07-30),

3. 7477505 - Capacitor bank for electrical generator (2009-01-13),

4. 6822551 - System for communication with a vehicle in close proximity to a fixed service port (2004-11-23),

5. 6817879 - Service port configurations (2004-11-16),

6. 6810925 - Hydrogen fueling station (2004-11-02),

7. 6779568 - Gas distribution system (2004-08-24),

8. 6722903 - Service plug configuration (2004-04-20),

9. D487931 - Fuel storage enclosure (2004-03-31),

10. D487807 - Fuel storage enclosure (2004-03-24),

11. 6691749 - Service coupling (2004-02-17),

12. 6619342 - Wheel stop service port (2003-09-16),

General Hydrogen Corporation is a leading provider of hydrogen solutions for a wide range of applications. With a focus on innovation and sustainability, we are dedicated to delivering clean and efficient hydrogen energy solutions to our customers. Our products and services include hydrogen fuel systems, fuel cell technology, and hydrogen storage solutions. Visit our website to learn more about how General Hydrogen Corporation is shaping the future of the hydrogen industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

12 Patents

#1 in Richmond, B.C.

#1,199 in Canada

#46,642 in the World

Richmond, B.C., Canada

General Hydrogen Corporation

Forward Citations = 178

18 inventors:

John David Trevor Graham (7 out of 7 patents)

Alan John Mulvenna (6 out of 7 patents)

William Edward Mufford (4 out of 4 patents)

4. David Michael Routtenberg (2 out of 2 patents)

5. Joachim George Borck (2 out of 2 patents)

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