Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10377018 | Coarse sandpaper with non-slip coating layer | Thomas E. Pahl, John G. Petersen | 2019-08-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10377018 | Coarse sandpaper with non-slip coating layer | Thomas E. Pahl, John G. Petersen | 2019-08-13 |