Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8333061 | Exhaust gas purifying apparatus for internal combustion engine | Daisuke Sato, Hidetaka Maki, Jun Iida, Hiroaki Nishino | 2012-12-18 |
| 6980904 | Failure diagnosis apparatus for temperature sensor | Toshinori Tsukamoto | 2005-12-27 |
| 6789523 | Failure diagnosis apparatus for evaporative fuel processing system | Hideyuki Oki, Takashi Isobe | 2004-09-14 |
| 5941212 | Air-fuel ratio control system for internal combustion engines | Akira Murakami, Seiichi Hosogai, Shigeo Hidai | 1999-08-24 |
| 5632250 | Gas fuel supply system for vehicle | Atsushi Kato, Yoshikazu Ohshima, Kazuhiro Ueda, Shigeo Hidai, Akira Murakami +6 more | 1997-05-27 |