Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11964265 | Methanation catalyst processing method, methane producing method, and methanation catalyst | Yusaku Onochi, Masakazu Aoki, Mitsuru Matsumoto | 2024-04-23 |
| 9617886 | Exhaust gas catalyst, method for the production of carrier, method for the production of exhaust gas catalyst, and apparatus for treating exhaust gas | Masao Watanabe, Shigeharu Takagi, Akira Morikawa | 2017-04-11 |
| 9475003 | Exhaust gas purification catalyst, method of producing the same, and exhaust gas purification method using the same | Kiyoshi Yamazaki, Yuichi Sobue, Yusuke Shinmyo | 2016-10-25 |
| 9005558 | Method and apparatus for exhaust gas control of an internal combustion engine | Masao Watanabe, Shigeharu Takagi, Keisuke Kishita, Noboru Otake, Akira Morikawa +1 more | 2015-04-14 |