Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7461635 | Vertical multi-cylinder diesel engine | Akira Maegoya | 2008-12-09 |
| 6250281 | Direct intake port and helical intake port for engine | Osamu Takii, Kiyoshi Hataura, Manabu Miyazaki, Hiroshi Suzuki, Masayuki Hagiwara | 2001-06-26 |