Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140060 | Exhaust gas purification system | Koji Sugiura, Seiji Nakahigashi, Takaya Ota, Takeshi Morishima, Eiji Harada | 2024-11-12 |
| 12036510 | Exhaust gas purification device | Akemi Sato, Takeshi Hirabayashi, Koji Sugiura, Keisuke Murawaki, Takaya Ota +2 more | 2024-07-16 |
| 11918986 | Exhaust gas purification device | Koji Sugiura, Takeshi Hirabayashi, Akemi Satou, Keisuke Murawaki, Takaya Ota +2 more | 2024-03-05 |