Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676107 | Direct injection diesel engine | Yasuhiro Yuzuriha, Masaaki Kashimoto, Manabu Shibakawa | 1997-10-14 |
| 5590626 | Reciprocating engine of a spark ignition type | Mitsuo Hitomi, Toshihiko Hattori, Kenji Kashiyama, Junsou Sasaki | 1997-01-07 |