For the Inventor, By the Inventor

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Latham, NY, United States of America

Plug Power Inc.

USPTO Granted Patents = 177

EPO Patents = 1

Trademarks = 18

Forward Citations = 2,829

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166 inventors (with patents filed for the assignee):

Arne Watson Ballantine (23 out of 203 patents)

Michael M Walsh (20 out of 20 patents)

John W Parks (14 out of 14 patents)

4. Ryan Hallum (13 out of 13 patents)

5. Dustan L Skidmore (13 out of 13 patents)

6. Charles Michael Carlstrom, Jr (12 out of 16 patents)

7. Daniel O Jones (11 out of 11 patents)

8. James F McElroy (11 out of 73 patents)

9. James Howard Kralick (8 out of 14 patents)

10. Russel Hugh Marvin (8 out of 49 patents)

11. James D'Aleo (6 out of 6 patents)

12. Richard L Chartrand (6 out of 6 patents)

13. Ron H Farkash (5 out of 5 patents)

14. Robert A Lacy (5 out of 6 patents)

15. Charles R Elder (5 out of 9 patents)

Core Competencies:

Cryogenic Transport

Fuel Cell Stack

Proton Exchange Membrane

Electrolyzer Membrane

Catalyst Deposition

Hydrogen Purification

Atmospheric Water Generation

Integrated Circuit Diagnostics

Thermal Management

Energy Storage Optimization

Fuel Cell Communications

Reactant Conditioning

177 patents: Sort by Forward Citations

1. 12508542 - Method and system for electrochemically compressing gaseous hydrogen (2025-12-30),

2. 12480714 - Heat exchanging channel forming an internal cavity that stores cryogenic material (2025-11-25),

3. 12424640 - Fuel cell information monitor and data transfer (2025-09-23),

4. 12378683 - Sputtering-based catalyst deposition on particles for membrane electrode assembly (MEA) catalyst layer (2025-08-05),

5. 12344942 - Proton exchange membrane water electrolyzer membrane electrode assembly (2025-07-01),

6. 12278410 - Integrated circuit for diagnostics (2025-04-14),

7. 12215829 - Boil-off shielded coupling for hydrogen tank filling (2025-02-04),

8. 12215826 - Support structure for shortened cryogenic transport trailer (2025-02-04),

9. 12095122 - Fuel cell stack (2024-09-17),

10. 12092266 - Support structure for cryogenic transport trailer (2024-09-17),

11. 12009559 - Fuel cell stack (2024-06-11),

12. 11955675 - Integrated circuit for diagnostics (2024-04-09),

13. 11883779 - Method and system for electrochemically compressing gaseous hydrogen (2024-01-30),

14. 11713848 - Support structure for cryogenic transport trailer (2023-08-01),

15. 11679339 - High-output atmospheric water generator (2023-06-20),

Plug Power Inc. is a leading provider of hydrogen fuel cell turnkey solutions for the electric mobility and stationary power markets. The company designs, develops, manufactures, and sells fuel cell systems, hydrogen generators, and hydrogen refueling stations for various applications, including material handling equipment, on-road vehicles, and backup power systems.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

177 Patents

#2 in Latham, NY

#132 in New York

#2,203 in US

#4,581 in the World

Latham, NY, United States of America

Plug Power Inc.

Forward Citations = 2,829

166 inventors:

Arne Watson Ballantine (23 out of 203 patents)

Michael M Walsh (20 out of 20 patents)

John W Parks (14 out of 14 patents)

4. Ryan Hallum (13 out of 13 patents)

5. Dustan L Skidmore (13 out of 13 patents)

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