Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D577976 | Power drill for loosening soil | — | 2008-10-07 |
| 5954191 | Electric circuit actuating mechanism | — | 1999-09-21 |
| 5819913 | Electric circuit actuating mechanism | — | 1998-10-13 |
| 5609244 | Interlock device | — | 1997-03-11 |
| 5510587 | Electric circuit actuating mechanism | — | 1996-04-23 |
| 5016402 | Sanding apparatus with interchangeable bases and handles | — | 1991-05-21 |
| 4964243 | Vacuum pole sander | — | 1990-10-23 |
| 4944128 | Hand sander with automatic slack take-up feature | — | 1990-07-31 |
| 4779385 | Gypsum board sanding apparatus | — | 1988-10-25 |
| 4676031 | Elongated sanding device | — | 1987-06-30 |