Hydrogen supply system
US-2026022800-A1 · Jan 22, 2026 · US
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Fujimura Yoshikatsu patents
Fujimura Yoshikatsu is listed as an inventor on 15 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Fujimura Yoshikatsu |
| Total patents | 15 |
| First publication | May 9, 2019 |
| Latest publication | Jan 22, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Hydrogen supply system
US-2026022802-A1 · Jan 22, 2026 · US
Method for disconnecting gas tank
US-12460777-B2 · Nov 4, 2025 · US
Gas supply device
US-2025314354-A1 · Oct 9, 2025 · US
Method for replacing gas tank
US-2025290605-A1 · Sep 18, 2025 · US
Gas supply device
US-2025264190-A1 · Aug 21, 2025 · US
Hydrogen consumption system
US-2025174689-A1 · May 29, 2025 · US
Fuel cell system
US-11705563-B2 · Jul 18, 2023 · US
Fuel cell system
US-11695139-B2 · Jul 4, 2023 · US
Fuel cell system
US-11456469-B2 · Sep 27, 2022 · US
Recent patents
Latest publications not already listed above.
Fuel cell system
US-2022123335-A1 · Apr 21, 2022 · US
Fuel cell system
US-2022109171-A1 · Apr 7, 2022 · US
Fuel cell system
US-2021376355-A1 · Dec 2, 2021 · US
Fuel cell system and method of controlling the same
US-11139494-B2 · Oct 5, 2021 · US
Fuel cell system and method of controlling the same
US-2019140291-A1 · May 9, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toyota Motor Co Ltd | 15 |
| Aisan Ind | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/50 | 11 |
| H01M8/04089 | 9 |
| H01M8/04753 | 8 |
| F17C2221/012 | 7 |
| H01M8/04201 | 6 |