Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425357 | Variable valve drive mechanism and intake air amount control apparatus of internal combustion engine | Kouichi Shimizu, Hiroyuki Kawase | 2002-07-30 |
| 5904226 | Apparatus for supplying oil in engine | Yuichi Sakaguchi, Hiroyuki Kawase, Koichi Shimizu, Hiromasa Suzuki | 1999-05-18 |
| 5813376 | Apparatus for supplying oil in engine | Yuichi Sakaguchi, Hiroyuki Kawase, Koichi Shimizu, Hiromasa Suzuki | 1998-09-29 |