Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12036510 | Exhaust gas purification device | Akemi Sato, Takeshi Hirabayashi, Koji Sugiura, Takaya Ota, Masatoshi Ikebe +2 more | 2024-07-16 |
| 11918986 | Exhaust gas purification device | Koji Sugiura, Takeshi Hirabayashi, Akemi Satou, Takaya Ota, Masatoshi Ikebe +2 more | 2024-03-05 |
| 11679379 | Exhaust gas purification device | Koji Sugiura, Takeshi Hirabayashi, Akemi Satou, Takaya Ota, Masatoshi Ikebe +2 more | 2023-06-20 |
| 11602742 | Exhaust gas purification device | Koji Sugiura, Hiromasa Nishioka, Naoto Miyoshi, Akemi Sato, Ryota Nakashima +2 more | 2023-03-14 |
| 11473472 | Exhaust gas control apparatus and manufacturing method thereof | Koji Sugiura, Hiromasa Nishioka, Naoto Miyoshi, Akemi Satou, Masatoshi Ikebe +3 more | 2022-10-18 |
| 11154842 | Exhaust gas purification underfloor catalyst and catalyst system | Sho Hoshino, Noboru Sato | 2021-10-26 |
| 9381467 | Metal carrier catalyst for cleaning exhaust gas | Junya Shirahata, Yasuo Katou | 2016-07-05 |