Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6988953 | Obstacle on a bowling lane | Mikko Sievänen | 2006-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6988953 | Obstacle on a bowling lane | Mikko Sievänen | 2006-01-24 |