Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10132219 | Emission control system and emission control method for internal combustion engine | Itsuya Kurisaka | 2018-11-20 |
| 9010097 | Exhaust purification system of internal combustion engine | Mikio Inoue, Kohei Yoshida, Yuki Bisaiji, Kazuhiro Umemoto | 2015-04-21 |
| 8745972 | Exhaust purification system of internal combustion engine | Kohei Yoshida, Takamitsu Asanuma, Yuichi Sobue | 2014-06-10 |
| 8650863 | Exhaust gas purification system for an internal combustion engine | Yuichi Sobue, Kohei Yoshida, Hiroshi Otsuki, Itsuya Kurisaka, Ko Sugawara | 2014-02-18 |
| 8375706 | Exhaust gas purification system of an internal combustion engine | Nobumoto Ohashi, Atsushi Hayashi | 2013-02-19 |
| 8307638 | Exhaust gas purification system for internal combustion engine | Nobumoto Ohashi, Atsushi Hayashi, Kotaro Hayashi | 2012-11-13 |