Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692486 | Air-fuel ratio sensor deterioration-detecting system for internal combustion engines | Kojiro Tsutsumi, Yuji Fujiki, Toshitaka Hachiro, Shigeto Kashiwabara, Fumio Hara | 1997-12-02 |
| 5690076 | Evaporative fuel-processing system for internal combustion engines | Akira Hashimoto, Hideo Moriwaki, Yoshiaki Matsuzono, Satoshi Kiso | 1997-11-25 |
| 5678523 | Evaporative fuel-processing system for internal combustion engines | Akira Hashimoto, Hideo Moriwaki, Yoshiaki Matsuzono, Satoshi Kiso | 1997-10-21 |
| 5676119 | Air-fuel ratio control system for internal combustion engines | Kojiro Tsutsumi, Shuichi Hosoi, Shigeto Kashiwabara, Katsuhiko Suzuki | 1997-10-14 |
| 5601064 | Fuel injection control system for internal combustion engines | Yutaka Taniguchi, Ryuji Sato, Keiji Tsujii, Toru Kitamura | 1997-02-11 |