Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6167626 | Dust collection port for use with a saw | Dennis Powell | 2001-01-02 |
| 5829931 | Removable depth guide for rotary cutting tool | — | 1998-11-03 |
| 4696394 | Easily removable protective covering for annular objects | Michael H. Estkowski, Christopher G. Estkowski | 1987-09-29 |