Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837328 | Engine | — | 2020-11-17 |
| 9863299 | Engine exhaust treatment device | — | 2018-01-09 |
| 9441514 | Diesel engine | Koichi Funaki, Hirozumi Kuwabara, Soichiro Watanabe, Yoshitaka Taira, Tetsuya Kosaka +1 more | 2016-09-13 |
| 9416707 | Diesel engine | Koichi Funaki, Hirozumi Kuwabara, Soichiro Watanabe, Yoshitaka Taira, Tetsuya Kosaka +1 more | 2016-08-16 |
| 6880520 | Direct injection diesel engine | Setsuo Nishihara | 2005-04-19 |
| 6763659 | Exhaust emission control device for internal combustion engine | Tetsuya Watanabe, Setsuo Nishihara | 2004-07-20 |
| 5794666 | Gaseous fuel filling structure and filling method using the same | Yuji Yanagawa, Keigo Kato, Koichiro Muta, Tadao Ikihara | 1998-08-18 |