Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6575198 | Method of connecting two elongated portions of metallic plate, method of manufacturing exhaust pipe of two-passage construction, and exhaust pipe of two-passage construction | Nobuyuki Yoshitoshi, Hiroto Yanagibayashi, Hirokazu Shirai, Akihiro Suzuki, Noriyuki Sato +5 more | 2003-06-10 |
| 5329909 | Evaporative fuel-purging control system for internal combustion engines | Masayuki Habaguchi, Kazuhito Kakimoto, Toru Tochizawa, Masashi Uchiyama, Yoshiharu Ave | 1994-07-19 |
| 5299544 | Evaporative fuel-purging control system for internal combustion engines | Masakazu Kitamoto, Hideo Moriwaki, Kojiro Tsutsumi, Teruo Wakashiro, Toshikastu Takanohashi +1 more | 1994-04-05 |
| 5263461 | Evaporative fuel-purging control system for internal combustion engines | Sachito Fujimoto, Masakazu Kitamoto, Kojiro Tsutsumi | 1993-11-23 |
| 5224456 | Starting fuel supply control system for internal combustion engines | Hideo Moriwaki, 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 | Sachito Fujimoto, Masashi Uchiyama, Toshikazu Oketani, Yoshiharu Abe, Kazumi Yamazaki +2 more | 1993-06-08 |
| 5216998 | Evaporative fuel-purging control system for internal combustion engines | Sachito Fujimoto, Masakazu Kitamoto, Kazumi Yamazaki | 1993-06-08 |
| 5195495 | Evaporative fuel-purging control system for internal combustion engines | Masakazu Kitamoto, Hideo Moriwaki, 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, Sachito Fujimoto, Masakazu Kitamoto, Hideo Moriwaki +1 more | 1993-02-23 |
| 5178117 | Evaporative fuel-purging control system for internal combustion engines | Sachito Fujimoto, Masakazu Kitamoto | 1993-01-12 |
| 5176123 | Evaporative fuel-purging control system for internal combustion engines | Sachito Fujimoto, Masakazu Kitamoto, Hideo Moriwaki, Takashi Kiyomiya, Koichi Hidano | 1993-01-05 |
| 5158063 | Air-fuel ratio control method for internal combustion engines | Sachito Fujimoto, Hiroshi Ito, Shunji Takahashi | 1992-10-27 |
| 5016596 | Air-fuel ratio control method for internal combustion engines | Akira Fujimura, Sachito Fujimoto | 1991-05-21 |
| 4993393 | Air-fuel ratio feedback control method for internal combustion engines | Sachito Fujimoto, Hiroshi Ono, Katsushi Watanabe | 1991-02-19 |
| 4700679 | Intake air quantity control method for internal combustion engines | Yutaka Otobe, Akira Kato, Akinobu Takagi | 1987-10-20 |