Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7771120 | Plain bearing for internal combustion engines | Yukihiko Kagohara, Hideo Ishikawa, Masaaki Sakamoto | 2010-08-10 |
| 7399733 | Metallic sliding member, piston for internal combustion engine, method of surface-treating these, and apparatus therefor | Masato Ishiwata | 2008-07-15 |
| 7204081 | Exhaust gas purifying apparatus and method for internal combustion engine, and engine control unit | Yuji Yasui, Jun Iwamoto | 2007-04-17 |
| 6863922 | Metallic sliding member, piston for internal combustion engine, method of surface treating these, and apparatus therefor | Masato Ishiwata | 2005-03-08 |
| 6820603 | Control system and control method for internal combustion engine, and engine control unit | Yuji Yasui, Jun Iwamoto, Hitoshi Takahashi | 2004-11-23 |
| 6523456 | Sliding members and piston for internal combustion engine | Shigemi Kobayashi, Masashi Murata, Hiroshi Yamada, Kazuhisa Ishizuka, Sakae Tsunashima | 2003-02-25 |