Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803577 | Method and apparatus for controlling internal combustion engine | Koji Ide, Keiichiro Aoki | 2017-10-31 |
| 9745911 | Control system of internal combustion engine | Keiichiro Aoki | 2017-08-29 |
| 9732657 | Oxygen sensor and oxygen sensor control device | Keiichiro Aoki, Takanori Sasaki | 2017-08-15 |
| 9670819 | Catalyst deterioration determination system | Keiichiro Aoki, Koichi Kitaura | 2017-06-06 |
| 9347352 | Correction device for air/fuel ratio sensor | Keiichiro Aoki, Takanori Sasaki | 2016-05-24 |
| 9334776 | Control device for internal combustion engine | Takanori Sasaki, Keiichiro Aoki | 2016-05-10 |
| 9261007 | Catalyst-degradation detection device | Keiichiro Aoki, Takanori Sasaki | 2016-02-16 |
| 9163574 | Sensor characteristic correction device | Keiichiro Aoki, Takanori Sasaki | 2015-10-20 |