Issued Patents 2017
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850840 | Diagnosis system of internal combustion engine | Hiroshi Miyamoto, Yuji Miyoshi, Yasushi Iwazaki, Keiichiro Aoki | 2017-12-26 |
| 9759117 | Diagnostic system for internal combustion engine | Arifumi Matsumoto, Taiga Hagimoto, Makoto Ogiso, Kenji Furui | 2017-09-12 |
| 9657666 | Failure diagnosis device of emission control system | Hirokazu Nishijima, Kazuya Takaoka | 2017-05-23 |
| 9650936 | Abnormality detection apparatus for exhaust gas purification apparatus | Koji Hagiwara, Yasushi Iwazaki | 2017-05-16 |
| 9624808 | Abnormality diagnosis system of air-fuel ratio sensor | Hiroshi Miyamoto, Kenji Suzuki, Yasushi Iwazaki | 2017-04-18 |
| 9611776 | Deterioration diagnosis device for an exhaust gas purification apparatus | Koji Hagiwara, Hirotaka Saitoh, Yasushi Iwazaki, Takahiko Fujiwara | 2017-04-04 |
| 9550149 | Exhaust gas purification apparatus for internal combustion engine | Kazuya Takaoka | 2017-01-24 |