Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11448142 | Exhaust valve device for vehicle | Toshiaki Ishii, Daisuke Takayama, Naoki Tanaka | 2022-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11448142 | Exhaust valve device for vehicle | Toshiaki Ishii, Daisuke Takayama, Naoki Tanaka | 2022-09-20 |