Issued Patents 2018
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151262 | Abnormality diagnosis system of air-fuel ratio sensors | Hiroshi Miyamoto, Yasushi Iwazaki, Yuji Miyoshi | 2018-12-11 |
| 10138786 | Exhaust gas purification apparatus of internal combustion engine | Arifumi Matsumoto, Taiga Hagimoto, Kenji Furui, Akifumi Uozumi | 2018-11-27 |
| 10119446 | Deterioration diagnosis apparatus for exhaust gas purification apparatus | Koji Hagiwara, Yasushi Iwazaki, Hirotaka Saitoh, Yuji Miyoshi | 2018-11-06 |
| 10119448 | Fault diagnosis apparatus for exhaust gas purification system | Makoto Ogiso, Kenji Furui, Arifumi Matsumoto, Takeru SHIRASAWA | 2018-11-06 |
| 10072544 | Deterioration diagnosis apparatus for the exhaust gas purification apparatus | Hirotaka Saitoh, Koji Hagiwara, Takahiko Fujiwara, Yasushi Iwazaki | 2018-09-11 |
| 10072553 | Deterioration diagnosis apparatus for selective catalytic reduction catalyst | Koji Hagiwara, Yasushi Iwazaki, Takahiko Fujiwara | 2018-09-11 |
| 10065140 | Abnormality diagnosis apparatus for particulate filter | Kazuya Takaoka | 2018-09-04 |
| 10066534 | Internal combustion engine | Hiroshi Miyamoto, Tatsuhiro Hashida, Takahiko Fujiwara, Yasushi Iwazaki | 2018-09-04 |
| 9995197 | Ammonia adsorption amount estimation apparatus, ammonia adsorption amount estimation method, and exhaust gas purification system for internal combustion engine | Makoto Ogiso, Yuriko Hagimoto, Takeru SHIRASAWA, Ryohei Ohno, Kenji Furui | 2018-06-12 |
| 9938876 | Abnormality diagnosis device for exhaust gas purification apparatus in internal combustion engine | Takeru SHIRASAWA, Makoto Ogiso, Kenji Furui | 2018-04-10 |
| 9903292 | Abnormality diagnosis system of air-fuel ratio sensor | Hiroshi Miyamoto, Yasushi Iwazaki, Kenji Suzuki, Koji Ide | 2018-02-27 |
| 9879628 | Failure diagnosis device of emission control system | Hirokazu Nishijima, Kazuya Takaoka | 2018-01-30 |