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London, United Kingdom

Johnson Matthey Hydrogen Technologies Limited

USPTO Granted Patents = 11

EPO Patents = 11

Trademarks = 2

Forward Citations = 1

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21 inventors (with patents filed for the assignee):

Alejandro Martinez Bonastre (4 out of 7 patents)

Jonathan Sharman (4 out of 5 patents)

Geoffrey Spikes (4 out of 4 patents)

4. Arman Bonakdarpour (1 out of 5 patents)

5. Sarah Louise Burton (1 out of 3 patents)

6. Angus John Dickinson (1 out of 6 patents)

7. Julie O'Sullivan (1 out of 3 patents)

8. Rachel Louise O'Malley (1 out of 10 patents)

9. Edward Anthony Wright (1 out of 5 patents)

10. Emily Price (1 out of 2 patents)

11. Dash Fongalland (1 out of 2 patents)

12. David P Wilkinson (1 out of 67 patents)

13. Nicoleta Muresan (1 out of 2 patents)

14. Alejandro Martinez-bonastre (1 out of 1 patent)

15. Adam Hodgkinson (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 12456738 - Catalyst for a fuel cell (2025-10-28),

2. 12440828 - Catalyst support (2025-10-14),

3. 12438158 - Electrocatalyst ink (2025-10-07),

4. 12343801 - Nanoparticles and preparation method (2025-07-01),

5. 12308445 - Methods of preparing catalyst materials (2025-05-20),

6. 12288885 - Electrocatalyst ink (2025-04-29),

7. 12283697 - Catalyst preparation (2025-04-21),

8. 11811073 - Catalyst (2023-11-07),

9. 11764367 - Catalyst layer (2023-09-19),

10. 11705568 - Catalysed membrane (2023-07-18),

11. 11502308 - Catalyst-coated membrane having a laminate structure (2022-11-15),

Johnson Matthey Hydrogen Technologies Limited is a leading provider of advanced hydrogen fuel cell catalysts and technologies. With over 40 years of experience in the industry, they offer innovative solutions for clean energy production and storage. Their products are used in a wide range of applications, from automotive to stationary power generation.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

11 Patents

#266 in London

#1,562 in United Kingdom

#50,238 in the World

London, United Kingdom

Johnson Matthey Hydrogen Technologies Limited

Forward Citations = 1

21 inventors:

Alejandro Martinez Bonastre (4 out of 7 patents)

Jonathan Sharman (4 out of 5 patents)

Geoffrey Spikes (4 out of 4 patents)

4. Arman Bonakdarpour (1 out of 5 patents)

5. Sarah Louise Burton (1 out of 3 patents)

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