Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10858978 | Exhaust gas purification controller for engine | Goro Tsuboi, Takayuki Yamaguchi, Yoshiaki Tomita, Chikara Ishihara | 2020-12-08 |
| 10858976 | Exhaust gas purification controller for engine | Goro Tsuboi, Takayuki Yamaguchi, Yoshiaki Tomita, Chikara Ishihara | 2020-12-08 |
| 10858977 | Exhaust gas purification controller for engine | Goro Tsuboi, Takayuki Yamaguchi, Yoshiaki Tomita, Chikara Ishihara | 2020-12-08 |
| 10746072 | Engine with exhaust emission control device | Goro Tsuboi, Kazuma Uchiyama | 2020-08-18 |
| 10309328 | Exhaust emission control system of engine | Takayuki Yamaguchi, Takashi Tanaka, Kota Matsue, Hiroshi Hayashibara, Yoshiaki Tomita +4 more | 2019-06-04 |
| 9470184 | Exhaust gas recirculation control system of engine | Tomoyuki Kihara, Yosuke Honda, Takashi Hatano | 2016-10-18 |
| 9458776 | Abnormality diagnosis device and an abnormality diagnosis method for a variable valve mechanism | Hiroshi Haehara, Takahiro Kono | 2016-10-04 |