Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846586 | Fuel cell system | — | 2005-01-25 |
| 6635374 | Water supply system for a fuel cell vehicle | — | 2003-10-21 |
| 6530753 | Screw compressor with a fluid contracting bypass | — | 2003-03-11 |
| 6173690 | In-cylinder direct-injection spark-ignition engine | Yuuichi Iriya, Takashi Aoyama | 2001-01-16 |