Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338245 | Internal combustion engine | Masatoshi Shimoda, Haruyuki Yokota | 2002-01-15 |
| 5740775 | Diesel engine | Takashi Suzuki, Kiyohiro Shimokawa, Haruyuki Yokota, Yugo Kudo, Masatoshi Shimoda | 1998-04-21 |
| 5485819 | Internal combustion engine | Isao Joko, Seiji Shundo | 1996-01-23 |
| 5406918 | Internal combustion engine | Isao Joko | 1995-04-18 |
| 5007381 | Method to decrease black smoke of diesel | Shoichi Furuhama | 1991-04-16 |