Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293537 | Variable valve mechanism control device and control method | Masahiro Arai | 2007-11-13 |
| 7159555 | Start control for internal combustion engine | Yuzou Akasaka, Kazuto Tomogane, Kazutaka Isoda, Makoto Nakamura, Akinori Suzuki | 2007-01-09 |
| 7073469 | Intake system for an internal combustion engine | Shinichi Takemura, Takanobu Sugiyama | 2006-07-11 |
| 7059280 | Variable compression ratio system for internal combustion engine and method for controlling the system | Yoshiaki Tanaka, Shinichi Takemura, Shunichi Aoyama | 2006-06-13 |
| 7021258 | Learning apparatus and method for variable valve control of internal combustion engine | Yuuzou Akasaka, Katsuhiko Kawamura, Hajime Miura, Satoshi Nishii | 2006-04-04 |
| 6990937 | Variable valve control system and method for an internal combustion engine | Shigeki Shindou, Masaki Toriumi | 2006-01-31 |
| 6971350 | Variable valve control system for internal combustion engine | Yuuzou Akasaka, Katsuhiko Kawamura, Hajime Miura, Satoshi Nishii | 2005-12-06 |
| 6886532 | Intake system of internal combustion engine | Shinichi Takemura, Shunichi Aoyama, Takanobu Sugiyama | 2005-05-03 |
| 6883476 | Control system and method for an internal combustion engine | Shinichi Takemura, Takanobu Sugiyama | 2005-04-26 |
| 6792901 | Control system of internal combustion engine | Takanobu Sugiyama, Shunichi Aoyama, Shinichi Takemura | 2004-09-21 |
| 6691022 | Intake air quantity measurement for internal combustion engine | Shinichi Takemura, Shunichi Aoyama, Takanobu Sugiyama | 2004-02-10 |
| 6659054 | Internal combustion engine with variable valve control device | Takanobu Sugiyama, Shinichi Takemura | 2003-12-09 |
| 6626135 | Valve drive apparatus for internal combustion engine | Shinichi Takemura, Shunichi Aoyama, Takanobu Sugiyama | 2003-09-30 |
| 6615775 | Variable valve operating system of internal combustion engine enabling variation of valve-lift characteristic and phase | Shinichi Takemura | 2003-09-09 |
| 6578534 | Variable valve operating system of internal combustion engine enabling variation of valve-lift characteristic | Takanobu Sugiyama, Shinichi Takemura | 2003-06-17 |
| 6575128 | Variable-valve-actuation apparatus for internal combustion engine | Makoto Nakamura, Naoki Okamoto, Seinosuke Hara, Akinori Suzuki, Shinichi Takemura +2 more | 2003-06-10 |
| 6550436 | Intake valve control device of internal combustion engine | Shinichi Takemura, Shunichi Aoyama | 2003-04-22 |
| 6513467 | Variable valve control device of internal combustion engine | Takanobu Sugiyama | 2003-02-04 |
| 6497206 | Engine with two cylinder banks each with a valve operating device enabling variation of valve timing and valve lift characteristic | Yoshihiko Yamada, Makoto Nakamura | 2002-12-24 |
| 6408806 | Variable valve operating system of internal combustion engine enabling variation of working angle and phase | Takanobu Sugiyama | 2002-06-25 |
| 6397800 | Valve control device of internal combustion engine | Takanobu Sugiyama, Shinichi Takemura | 2002-06-04 |
| 6260523 | Variable-valve-actuation apparatus for internal combustion engine | Makoto Nakamura, Shinichi Takemura, Yoshiaki Miyazato, Yoshihiko Yamada, Tsutomu Hibi | 2001-07-17 |
| 5988125 | Variable valve actuation apparatus for engine | Seinosuke Hara, Yoshihiko Yamada, Keisuke Takeda, Tsutomu Hibi, Akira Ohnuki +5 more | 1999-11-23 |
| 5931129 | Valve-operating device for engine with two banks and variable valve timing and working angle mechanism | Akira Hidaka, Yoshihiko Yamada | 1999-08-03 |
| 5570664 | Engine valve drive device | — | 1996-11-05 |