Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9937467 | Exhaust gas processing device | Hideki Okamoto, Osamu Hamakawa, Shunsuke Yanai, Hiroshi Imamura | 2018-04-10 |
| 9120072 | Ammonia detoxification device | Tsutomu Tsukada, Hiroshi Imamura, Hiroki KUZUOKA, Isamu Nagai, Takashi Kataoka | 2015-09-01 |