Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11358095 | Electrochemical reactor | Keishi Takada, Tetsuya Sakuma | 2022-06-14 |
| 11325068 | Exhaust purification system of internal combustion engine | Tetsuya Sakuma, Keishi Takada | 2022-05-10 |
| 11274585 | Exhaust purification system of internal combustion engine | Keishi Takada, Tetsuya Sakuma | 2022-03-15 |
| 10641150 | Exhaust purification system of an internal combustion engine | Hiromasa Nishioka, Keishi Takada, Tetsuya Sakuma, Kiyoshi Fujihara | 2020-05-05 |
| 10260393 | Exhaust gas purification apparatus for internal combustion engine | Yoshihisa Tsukamoto, Hirotaka Saitoh, Yuriko Hagimoto, Junichi Matsuo | 2019-04-16 |
| 10180095 | Selective NOx reduction catalyst | Hiroshi Otsuki, Hiromasa Nishioka, Yoshihisa Tsukamoto | 2019-01-15 |
| 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 |
| 9840954 | Exhaust purification device for internal combustion engine | Hiromasa Nishioka, Kazuhiro Ito, Yoshihisa Tsukamoto, Hiroshi Otsuki, Daichi Imai +1 more | 2017-12-12 |
| 9598997 | Exhaust gas purification apparatus of internal combustion engine | Kazuhiro Itoh, Hiromasa Nishioka, Yoshihisa Tsukamoto, Hiroshi Ohtsuki, Hiroki Murata | 2017-03-21 |
| 8899024 | Engine exhaust purification device | Nobuhiko Masaki, Kiminobu Hirata, Jin Kusaka, Hideaki Kato | 2014-12-02 |