Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795855 | Exhaust gas purification catalyst | Isao Chinzei, Takahiro NISHIO, Shogo SHIRAKAWA, Masahide Miura, Hiromasa Suzuki +3 more | 2023-10-24 |
| 11759769 | Exhaust gas purification device | Isao Chinzei, Seiji Nakahigashi, Takumi Tojo, Masahide Miura, Nobuyuki Takagi +4 more | 2023-09-19 |
| 11725556 | Exhaust gas purification catalyst | Isao Chinzei, Takumi Tojo, Takahiro NISHIO, Yosuke TODA, Hirotaka Ori +1 more | 2023-08-15 |
| 11559768 | Exhaust gas purification catalyst | Isao Chinzei, Masahide Miura, Seiji Nakahigashi, Hiromasa Suzuki, Akira Morikawa +5 more | 2023-01-24 |