Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9539546 | Exhaust gas processing device, diesel engine, and exhaust gas processing method | Tadashi Iijima, Takumi Sugihara | 2017-01-10 |
| 9394819 | Exhaust gas processing device, diesel engine, and exhaust gas processing method | — | 2016-07-19 |