Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7281517 | Internal combustion engine provided with double system of fuel injection | Kazuma Miyazaki, Mitsuto Sakai, Yutaka Iwami, Yukio Shimojikkoku | 2007-10-16 |
| 7216627 | Internal combustion engine provided with double system of fuel injection | Yukikazu Ito, Yutaka Iwami | 2007-05-15 |
| 6928988 | Control system for engine | — | 2005-08-16 |
| 5979421 | Cylinder head EGR system | Noriyuki Yamashita | 1999-11-09 |
| 5806484 | Induction control system for engine | Mamoru Yoneyama | 1998-09-15 |
| 5787851 | Intake control system | Kenichi Sakurai, Masami Wada | 1998-08-04 |
| 5669348 | Cylinder head and induction system for engine | Takashi Hara | 1997-09-23 |
| 5651344 | Induction and injection system for multi-valve engine | Mamoru Yoneyama, Humitoshi Sugiyama | 1997-07-29 |
| 5636613 | Cylinder head porting arrangement for multi-valve engine | Tateo Aoyama, Takashi Hara, Masami Wada | 1997-06-10 |