Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486292 | Exhaust-gas purification system of internal combustion engine | Hiroki Takeori, Tetsuo Endo, Shun KATO | 2022-11-01 |
| 11280236 | Honeycomb filter | Fumihiko Yoshioka, Noritaka Masumitsu | 2022-03-22 |
| 11280237 | Honeycomb filter | Fumihiko Yoshioka, Noritaka Masumitsu | 2022-03-22 |
| 10844984 | Flange fastening structure | Ryosaku Takahara, Kenta Kawano, Hideaki YONEDA | 2020-11-24 |
| 10669906 | Honeycomb filter | Fumihiko Yoshioka, Noritaka Masumitsu | 2020-06-02 |
| 10557390 | Honeycomb filter | Fumihiko Yoshioka, Norihiro Wakida, Noritaka Masumitsu | 2020-02-11 |
| 10494973 | Catalytic converter and method for manufacturing casing | Jun Takayanagi, Toshihiro Ooka, Noritaka Yamamoto, Kazumasa Ishii | 2019-12-03 |
| 10450913 | Exhaust gas purifying device of internal combustion engine | — | 2019-10-22 |
| 10385745 | Exhaust purifying device for internal combustion engine | Hiroki Yokoyama | 2019-08-20 |
| 10315193 | Honeycomb structure | Takashi Aoki, Norihiro Wakida | 2019-06-11 |
| 10145280 | Exhaust gas purifying device of internal-combustion engine, and method of manufacturing same | — | 2018-12-04 |
| 10138776 | Exhaust gas purifying device for internal combustion engine | — | 2018-11-27 |
| 9416057 | Honeycomb structure | Hidetoshi Yanase, Tomokatsu Aoyama | 2016-08-16 |