Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9816582 | Balancer device for internal combustion engine | Harunobu Okabe, Masatoshi Matsuo, Masaharu Saito, Dai Niwata, Hiroaki Kabasawa | 2017-11-14 |
| 9068626 | Balancer device of internal combustion engine | Masaharu Saito, Masaharu Kitamura, Harunobu Okabe, Seiji Tsuruta, Takashi Hirano | 2015-06-30 |
| 7171931 | Variable valve system with control shaft actuating mechanism | Shinichi Kawada, Keisuke Takeda, Mikihiro Kajiura | 2007-02-06 |
| 7077086 | Variable valve system with control shaft actuating mechanism | Shinichi Kawada, Keisuke Takeda, Mikihiro Kajiura | 2006-07-18 |
| 7055477 | Valve actuation apparatus for internal combustion engine and method of adjusting lift thereof | Yoshihiko Yamada, Yusuke Takagi | 2006-06-06 |
| 7032551 | Adjusting mechanism adjusting method of valve-lift amount of internal combustion engine | Kaoru Eguchi, Masaru Nemoto, Yoshihiko Yamada | 2006-04-25 |
| 6805081 | Valve timing control device for internal combustion engine | Masahiko Watanabe, Kazuhiko Takayanagi | 2004-10-19 |
| 6672265 | Valve timing control system for internal combustion engine | Kazuhiko Takayanagi, Shigeaki Yamamuro, Naotaka Nakura | 2004-01-06 |
| 6672264 | Valve timing control device of internal combustion engine | Masahiko Watanabe | 2004-01-06 |
| 6520132 | Valve timing control system of internal combustion engine | — | 2003-02-18 |
| 6502537 | Valve timing control device of internal combustion engine | Masahiko Watanabe | 2003-01-07 |
| 6263843 | Valve timing control device of internal combustion engine | Seiji Tsuruta, Hirokazu Uehara | 2001-07-24 |
| 6032643 | Decompression engine brake device of automotive internal combustion engine | Noriomi Hosaka, Seiji Tsuruta | 2000-03-07 |
| 5918367 | Method of producing valve lifter | Yasuo Fukuda, Noriomi Hosaka, Seiji Tsuruta, Kenji Suzuki, Shin Koizumi | 1999-07-06 |
| 5203290 | Intake and/or exhaust-valve timing control sytem for internal combustion engine | Seiji Tsuruta, Hideaki Onishi | 1993-04-20 |
| 5070981 | Fluid coupling | — | 1991-12-10 |