Issued Patents 2018
Showing 1–3 of 3 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 |