Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647698 | Tire rasp blade | — | 1997-07-15 |
| 5504981 | Bent blade and spacer tire rasp hub assembly | Charles K. Stanfield | 1996-04-09 |
| 5461762 | Compound elliptical tire rasp blade | — | 1995-10-31 |
| 5283935 | Tire rasp blade | — | 1994-02-08 |
| 5075942 | Tire rasp blade | — | 1991-12-31 |
| 5054177 | Tire rasp blade | — | 1991-10-08 |
| 5033175 | Tire rasp blade | — | 1991-07-23 |