Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560862 | Engine control device | Shinji Yoshioka | 2023-01-24 |
| 11459941 | Engine control device | Shinji Yoshioka | 2022-10-04 |
| 11008918 | Exhaust gas purification apparatus for an internal combustion engine | Hiromasa Hashimoto | 2021-05-18 |
| 9279378 | Apparatus for detecting imbalance abnormality in air-fuel ratio between cylinders in multi-cylinder internal combustion engine | Akihiro Katayama, Kazuhiro Akisada, Leuth Insixiengmai, Sei Maruta, Masahide Okada | 2016-03-08 |
| 9097193 | Inter-cylinder air-fuel ratio variation abnormality detection apparatus for multicylinder internal combustion engine | Yoshihisa Oda, Isao Nakajima, Masashi Hakariya, Akihiro Katayama, Kazuhiro Akisada +3 more | 2015-08-04 |
| 9043121 | Air-fuel ratio variation abnormality detecting device and air-fuel ratio variation abnormality detecting method | Toshihiro Kato, Isao Nakajima, Kiyotaka Kushihama, Tatsuro Shimada | 2015-05-26 |