Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11708776 | Exhaust gas processing device | Daisuke Sugaya, Shunichi Mitsuishi, Takaharu Yamamoto, Tooru Hisanaga, Daisuke Shimamura | 2023-07-25 |
| 11473466 | Exhaust gas processing device | Daisuke Sugaya, Shunichi Mitsuishi, Takaharu Yamamoto, Tooru Hisanaga, Daisuke Shimamura | 2022-10-18 |
| 11371367 | Manufacturing method of turbine housing | Hiroyuki Okamoto | 2022-06-28 |
| 10570779 | Turbine housing | Masayuki Hara, Tooru Iijima, Yasunori KOZUKA, Etsuo Kobayashi, Naoki Tobari | 2020-02-25 |
| 10519806 | Turbine housing | Toru Iijima, Naoki Tobari, Yasunori KOZUKA, Takaharu Yamamoto | 2019-12-31 |