Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10818945 | Voltage control system, fuel cell system, and control method for voltage control system | Kenji Umayahara, Takahiro UMEHARA, Tomoya Ogawa | 2020-10-27 |
| 10693163 | Fuel cell system and vehicle | Akihiro Kamiya, Takahiro UMEHARA | 2020-06-23 |
| 10615437 | Fuel cell system including converter boosting output voltage based on duty ratio | Shinji Aso, Yuji Kakeno | 2020-04-07 |