Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6694956 | Control system for internal combustion engine | Hiroshi Kawaguchi | 2004-02-24 |
| 6609059 | Control system for internal combustion engine | Hiroshi Kawaguchi | 2003-08-19 |
| 5966930 | Catalyst deterioration-determining system for internal combustion engines | Gaku Hatano, Yoshiaki Matsuzono, Sachito Fujimoto, Hisato Shimizu, Yuji Fujiki | 1999-10-19 |
| 5732687 | Evaporative fuel-processing system for internal combustion engines | Akira Hashimoto, Shigeto Kashiwabara, Sachito Fujimoto | 1998-03-31 |
| 5690076 | Evaporative fuel-processing system for internal combustion engines | Akira Hashimoto, Yoshiaki Matsuzono, Sachito Fujimoto, Satoshi Kiso | 1997-11-25 |
| 5678523 | Evaporative fuel-processing system for internal combustion engines | Akira Hashimoto, Yoshiaki Matsuzono, Sachito Fujimoto, Satoshi Kiso | 1997-10-21 |
| 5304235 | Canister | Hideo Watanabe, Masatoshi Udagawa, Naritoshi Muramatsu, Hideki Hoshino, Kazumi Yamazaki +3 more | 1994-04-19 |
| 5299544 | Evaporative fuel-purging control system for internal combustion engines | Masakazu Kitamoto, Fumio Hosoda, Kojiro Tsutsumi, Teruo Wakashiro, Toshikastu Takanohashi +1 more | 1994-04-05 |
| 5224456 | Starting fuel supply control system for internal combustion engines | Fumio Hosoda, Masakazu Kitamoto, Sachito Fujimoto, Kazumi Yamazaki, Takashi Kiyomura | 1993-07-06 |
| 5216995 | Evaporative fuel-purging control system and air-fuel ratio control system associated therewith for internal combustion engines | Fumio Hosoda, Sachito Fujimoto, Masashi Uchiyama, Toshikazu Oketani, Yoshiharu Abe +2 more | 1993-06-08 |
| 5195495 | Evaporative fuel-purging control system for internal combustion engines | Masakazu Kitamoto, Fumio Hosoda, Sachito Fujimoto | 1993-03-23 |
| 5188085 | Device for measuring concentration/flow rate of a mixture drawn into an internal combustion engine and air-fuel ratio control system of the engine incorporating the device | Masayuki Habaguchi, Toyohei Nakajima, Fumio Hosoda, Sachito Fujimoto, Masakazu Kitamoto +1 more | 1993-02-23 |
| 5176123 | Evaporative fuel-purging control system for internal combustion engines | Fumio Hosoda, Sachito Fujimoto, Masakazu Kitamoto, Takashi Kiyomiya, Koichi Hidano | 1993-01-05 |