Issued Patents 2018
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10138778 | Exhaust purification system of internal combustion engine | Hiromasa Nishioka, Kazuhiro Ito, Daichi Imai, Yoshihisa Tsukamoto, Hiroshi Otsuki | 2018-11-27 |
| 10071369 | Method of making a particulate filter carry a catalyst | Hiroshi Otsuki, Hiromasa Nishioka, Kazuhiro Ito, Daichi Imai, Yoshihisa Tsukamoto | 2018-09-11 |
| 9988960 | Exhaust gas control apparatus of internal combustion | Yoshihisa Tsukamoto, Kazuhiro Itoh, Hiromasa Nishioka, Daichi Imai, Hiroshi Ohtsuki | 2018-06-05 |
| 9889406 | Exhaust gas purification apparatus for internal combustion engine | Kazuhiro Itoh, Hiromasa Nishioka, Yoshihisa Tsukamoto, Hiroshi Ohtsuki | 2018-02-13 |
| 9884293 | Exhaust gas purification apparatus for internal combustion engine | Kazuhiro Itoh, Hiromasa Nishioka, Yoshihisa Tsukamoto, Hiroshi Ohtsuki | 2018-02-06 |
| 9879585 | Exhaust purification device for internal combustion engine | Yoshihisa Tsukamoto, Kazuhiro Itoh, Hiromasa Nishioka, Daichi Imai, Hiroshi Otsuki | 2018-01-30 |