Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5579747 | Device for detecting abnormality of fuel supply system of internal combustion engines | Ryuji Sato, Hisashi Igarashi, Sachito Fujimoto | 1996-12-03 |
| 5577488 | Air-fuel ratio sensor deterioration-detecting system for internal combustion engines | Ryuji Sato, Toshitaka Hachiro, Hiroshi Kawaguchi, Sachito Fujimoto | 1996-11-26 |
| 5299544 | Evaporative fuel-purging control system for internal combustion engines | Masakazu Kitamoto, Fumio Hosoda, Hideo Moriwaki, Teruo Wakashiro, Toshikastu Takanohashi +1 more | 1994-04-05 |
| 5263461 | Evaporative fuel-purging control system for internal combustion engines | Sachito Fujimoto, Fumio Hosoda, Masakazu Kitamoto | 1993-11-23 |
| 5212947 | Failure-detecting device for air-fuel ratio sensors of internal combustion engines | Sachito Fujimoto | 1993-05-25 |
| 5201173 | Catalyst temperature control system for internal combustion engines | Sachito Fujimoto, Toshikazu Oketani, Yoshiyuki Abe | 1993-04-13 |
| 5170762 | Ignition timing control system for internal combustion engines | Masaki Kanehiro, Kyozo Futa, Sachito Fujimoto | 1992-12-15 |
| 5163403 | Ignition timing control system for internal combustion engines | Hiroshi Kitagawa, Ryuji Satoh, Sachito Fujimoto | 1992-11-17 |