Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725556 | Exhaust gas purification catalyst | Isao Chinzei, Takumi Tojo, Takahiro NISHIO, Hirotaka Ori, Minoru Ito +1 more | 2023-08-15 |
| 10981113 | Exhaust gas purification catalyst body | Ryota Onoe, Taku Miura | 2021-04-20 |