Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11708776 | Exhaust gas processing device | Daisuke Sugaya, Shunichi Mitsuishi, Takaharu Yamamoto, Satoru Yokoshima, Daisuke Shimamura | 2023-07-25 |
| 11703018 | Exhaust heat recovery device | Naoharu Chiba, Shirou Nakajima | 2023-07-18 |
| 11473466 | Exhaust gas processing device | Daisuke Sugaya, Shunichi Mitsuishi, Takaharu Yamamoto, Satoru Yokoshima, Daisuke Shimamura | 2022-10-18 |
| 11434804 | Exhaust purification device | Daisuke Sugaya, Tomoyuki Igarashi, Hitoshi Shimonosono | 2022-09-06 |
| 11105243 | Exhaust heat recovery apparatus | Shirou Nakajima, Mizuki Hayashida, Hiroaki Masubuchi, Katsufumi Inoue | 2021-08-31 |