Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11426710 | Exhaust gas control catalyst | Takahiro NISHIO, Shogo SHIRAKAWA, Masahide Miura, Isao Chinzei, Seiji Nakahigashi +6 more | 2022-08-30 |
| 11400436 | Exhaust gas purification catalyst | Isao Chinzei, Seiji Nakahigashi, Shogo SHIRAKAWA, Hiromasa Suzuki, Masahide Miura +7 more | 2022-08-02 |