Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12203603 | Hydrogen gas supply system, point management system, and service management system | Takahiko Hasegawa, Shunji Inoue, Kenji Tsubosaka, Kimihiko Teshima | 2025-01-21 |
| 11293592 | Hydrogen gas supply system, point management system, and service management system | Takahiko Hasegawa, Shunji Inoue, Kenji Tsubosaka, Kimihiko Teshima | 2022-04-05 |
| 11285842 | Fuel cell vehicle | Takahiko Hasegawa, Shunji Inoue, Kenji Tsubosaka, Kimihiko Teshima | 2022-03-29 |
| 11248571 | Fuel injection valve and engine system | Keita Imai | 2022-02-15 |