Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795855 | Exhaust gas purification catalyst | Isao Chinzei, Takahiro NISHIO, Shogo SHIRAKAWA, Masahide Miura, Yuki Kido +3 more | 2023-10-24 |
| 11633724 | Methods for exhaust gas purification | Shunsuke Oishi, Takaya Ota, Yoshinori Saito, Seiji Nakahigashi, Isao Chinzei | 2023-04-25 |
| 11618009 | Honeycomb catalytic converter | Shinnosuke Goto, Takumi Tojo, Takeru Yoshida | 2023-04-04 |
| 11577226 | Exhaust gas purification catalyst | Seiji Nakahigashi, Isao Chinzei, Shogo SHIRAKAWA, Masahide Miura, Takahiro NISHIO +8 more | 2023-02-14 |
| 11559768 | Exhaust gas purification catalyst | Isao Chinzei, Masahide Miura, Seiji Nakahigashi, Akira Morikawa, Toshio Yamamoto +5 more | 2023-01-24 |