Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11759769 | Exhaust gas purification device | Isao Chinzei, Takumi Tojo, Masahide Miura, Nobuyuki Takagi, Yoshiteru Yazawa +4 more | 2023-09-19 |
| 11719144 | Exhaust gas purification catalyst | Norimichi Shimano, Shogo SHIRAKAWA, Masahide Miura, Isao Chinzei, Hiroki NIHASHI +3 more | 2023-08-08 |
| 11633724 | Methods for exhaust gas purification | Shunsuke Oishi, Takaya Ota, Yoshinori Saito, Isao Chinzei, Hiromasa Suzuki | 2023-04-25 |
| 11577226 | Exhaust gas purification catalyst | Isao Chinzei, Shogo SHIRAKAWA, Hiromasa Suzuki, Masahide Miura, Takahiro NISHIO +8 more | 2023-02-14 |
| 11559768 | Exhaust gas purification catalyst | Isao Chinzei, Masahide Miura, Hiromasa Suzuki, Akira Morikawa, Toshio Yamamoto +5 more | 2023-01-24 |