Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10006333 | Exhaust gas control apparatus for internal combustion engine | — | 2018-06-26 |
| 9926826 | Internal combustion engine | Kazuhiro Umemoto, Kohei Yoshida | 2018-03-27 |
| 9890679 | Exhaust purification system of internal combustion engine | Kohei Yoshida | 2018-02-13 |
| 9845756 | Exhaust gas control apparatus for internal combustion engine | Kohei Yoshida, Kenji Sakurai, Kohki Nakamura | 2017-12-19 |
| 9623375 | Exhaust purification system of internal combustion engine | Kohei Yoshida, Mikio Inoue | 2017-04-18 |
| 9617898 | Control system of internal combustion engine | — | 2017-04-11 |
| 9617893 | Exhaust purification system for an internal combustion engine | Kohei Yoshida, Yuki Haba, Yusuke Nozaki | 2017-04-11 |
| 9562453 | Control system of internal combustion engine | — | 2017-02-07 |
| 9534552 | Exhaust purification system of spark ignition type internal combustion engine | Mikio Inoue, Kohei Yoshida, Kenji Sakurai, Kohki Nakamura | 2017-01-03 |
| 9517436 | Exhaust purification system of internal combustion engine | Kohei Yoshida, Mikio Inoue, Kohki Nakamura | 2016-12-13 |
| 9494097 | Exhaust purification system of spark ignition type internal combustion engine | Kenji Sakurai, Kohki Nakamura, Shigeki Nakayama, Kohei Yoshida | 2016-11-15 |
| 9494072 | Exhaust purification system of internal combustion engine | Kenji Sakurai, Kohei Yoshida, Shigeki Nakayama | 2016-11-15 |
| 9458745 | Exhaust purification system of internal combustion engine | Kohei Yoshida, Mikio Inoue | 2016-10-04 |
| 9427704 | Exhaust purification system of internal combustion engine | Kohei Yoshida, Mikio Inoue | 2016-08-30 |
| 9238200 | Exhaust purification system of internal combustion engine | Kazuhiro Umemoto, Kohei Yoshida, Mikio Inoue | 2016-01-19 |
| 9212585 | Exhaust gas purifying apparatus for internal combustion engine | Toshihiro Mori | 2015-12-15 |
| 9181889 | Exhaust purification system of internal combustion engine | Kohei Yoshida, Mikio Inoue | 2015-11-10 |
| 9157354 | Exhaust gas purification apparatus for internal combustion engine | Kohei Yoshida, Mikio Inoue | 2015-10-13 |
| 9145810 | Device for purifying exhaust gas of an internal combustion engine | Koichiro Fukuda, Kazuhiro Itoh | 2015-09-29 |
| 9140162 | Exhaust purification system of internal combustion engine | — | 2015-09-22 |
| 9121325 | Exhaust purification system of internal combustion engine | Kohei Yoshida, Mikio Inoue | 2015-09-01 |
| 9108153 | Exhaust purification system of internal combustion engine | Hiromasa Nishioka, Kohei Yoshida, Yoshihisa Tsukamoto, Junichi Matsuo, Takamitsu Asanuma | 2015-08-18 |
| 9108154 | Exhaust purification system of internal combustion engine | Mikio Inoue, Kohei Yoshida, Kazuhiro Umemoto | 2015-08-18 |
| 9109491 | Exhaust purification system of internal combustion engine | Toshihiro Mori | 2015-08-18 |
| 9051860 | Exhaust purification system of internal combustion engine | Mikio Inoue, Kohei Yoshida, Kazuhiro Umemoto | 2015-06-09 |