Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7444964 | Variable valve timing control device | Yoji Kanada | 2008-11-04 |
| 7213554 | Valve timing control apparatus for internal combustion engine | Yoji Kanada | 2007-05-08 |
| 7198014 | Valve timing control apparatus and method for setting minimum torque | Yoji Kanada | 2007-04-03 |
| 6976460 | Variable valve timing control device | Naoto Yumisashi | 2005-12-20 |
| 6820578 | Valve timing control device | Yoji Kanada, Takeshi Hashizume | 2004-11-23 |
| 6779500 | Variable valve timing control apparatus | Yoji Kanada, Hiroshi Kubo, Kazuhiko Maeda | 2004-08-24 |
| 6684835 | Valve timing control device | Hiroshi Kubo | 2004-02-03 |
| 6532922 | Variable valve timing control device | — | 2003-03-18 |
| 6443113 | Variable valve timing system | Yoji Kanada | 2002-09-03 |
| 6439181 | Variable valve timing system | Kenji Fujiwaki | 2002-08-27 |
| 6408807 | Variable valve timing system | Kazumi Ogawa, Yoji Kanada | 2002-06-25 |
| 5031663 | Pressure control valve device | Masahiro Fukuta, Tsukasa Watanabe, Hiroyuki Ikemoto, Toshio Onuma, Shinji Matsuda +1 more | 1991-07-16 |
| 4971353 | Hydraulic suspension system for a vehicle | Shuuichi Buma, Takashi Yonekawa, Toshio Onuma, Katsuhiko Hattori, Sigetaka Isogai +1 more | 1990-11-20 |
| 4957309 | Pressure control system for suspension | Shigetaka Isogai, Shuuichi Buma, Toshio Onuma, Takashi Yonekawa, Katsuhiko Hattori | 1990-09-18 |