Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9702479 | Rotationally driven poppet valve | Katsumi Nakamura, Takumi Fukaya, Koji Sugiura | 2017-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9702479 | Rotationally driven poppet valve | Katsumi Nakamura, Takumi Fukaya, Koji Sugiura | 2017-07-11 |