Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308681 | Valve-arrangement for controlling gas in a piston-type internal-combustion engine | — | 2001-10-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308681 | Valve-arrangement for controlling gas in a piston-type internal-combustion engine | — | 2001-10-30 |