Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6615897 | Apparatus for winding a spring | — | 2003-09-09 |
| 6408925 | Counterbalancing apparatus for roll-up door | — | 2002-06-25 |
| 6327744 | Roll-up door counterbalancing apparatus and method | — | 2001-12-11 |
| 5682679 | Cutting tool | — | 1997-11-04 |
| D368419 | Circular saw blade for cutting tool | — | 1996-04-02 |
| 5475927 | Cutting tool | — | 1995-12-19 |
| D364791 | Circular saw blade for cutting tool | — | 1995-12-05 |
| 5259117 | Cutting tool | — | 1993-11-09 |