Issued Patents 2024
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12138618 | Exhaust gas purification catalyst | Shunsuke Oishi, Ryosuke Takasu | 2024-11-12 |
| 12140060 | Exhaust gas purification system | Koji Sugiura, Seiji Nakahigashi, Masatoshi Ikebe, Takeshi Morishima, Eiji Harada | 2024-11-12 |
| 12036510 | Exhaust gas purification device | Akemi Sato, Takeshi Hirabayashi, Koji Sugiura, Keisuke Murawaki, Masatoshi Ikebe +2 more | 2024-07-16 |
| 11918986 | Exhaust gas purification device | Koji Sugiura, Takeshi Hirabayashi, Akemi Satou, Keisuke Murawaki, Masatoshi Ikebe +2 more | 2024-03-05 |