Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8805609 | Apparatus and method for detecting abnormal air-fuel ratio variation | Hitoshi Tanaka, Isao Nakajima, Toshihiro Kato, Yoshihisa Oda | 2014-08-12 |
| 8548718 | Air/fuel ratio variation abnormality detection apparatus, and abnormality detection method | Toshihiro Kato, Isao Nakajima, Yoshihisa Oda | 2013-10-01 |
| 7299784 | Internal combustion engine | Yutaka Iwami, Takeo Kondo, Hideyuki Ishiyama | 2007-11-27 |
| 6917874 | Apparatus for controlling internal combustion engine | Harufumi Muto | 2005-07-12 |
| 6904356 | Apparatus and method for estimating internal EGR amount in internal combustion engine | Harufumi Muto | 2005-06-07 |