Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676107 | Direct injection diesel engine | Shunji Masuda, Masaaki Kashimoto, Manabu Shibakawa | 1997-10-14 |
| 5603299 | Intake port structure and method of determining details thereof | Manabu Shibakawa | 1997-02-18 |
| 4951642 | Combustion chamber of internal combustion engine | Noboru Hashimoto, Katsumi Okazaki, Tsugio Fukube | 1990-08-28 |
| 4932378 | Intake system for internal combustion engines | Mitsuo Hitomi, Katsumi Okazaki, Junso Sasaki | 1990-06-12 |
| 4889082 | Intake system for multiple-cylinder engine | Mitsuo Hitomi, Toshihiko Hattori, Akinori Yamashita | 1989-12-26 |
| 4846117 | Intake system for multiple-cylinder engine | Mitsuo Hitomi, Akinori Yamashita, Toshihiko Hattori | 1989-07-11 |
| 4829941 | Intake system for multiple-cylinder engine | Mitsuo Hitomi, Katsumi Okazaki, Junso Sasaki | 1989-05-16 |
| 4679531 | Intake system for internal combustion engine | Mitsuo Hitomi, Fumio Hinatase | 1987-07-14 |
| 4671217 | Intake system for internal combustion engine | Mitsuo Hitomi, Fumio Hinatase | 1987-06-09 |