Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10006381 | Diagnostic system and diagnostic method for internal combustion engine | Takashi Yui | 2018-06-26 |
| 8833150 | Apparatus and method for detecting abnormality of imbalance of air-fuel ratios among cylinders | Takashi Yui, Tokiji Ito | 2014-09-16 |
| 8620562 | Variable valve system control apparatus | Tokiji Ito, Fumito Takimoto | 2013-12-31 |