Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7204560 | Rotary cutting bit with material-deflecting ledge | Gregory David Mercier | 2007-04-17 |
| 6634444 | Drill bit for trenchless drilling | Kenneth Monyak, Thomas J. Maechler | 2003-10-21 |
| 6202327 | Ice scraper having non-rotary tools with shielded cutting inserts | Roland Thomas Disinger, Larry J. McSweeney | 2001-03-20 |
| 6113195 | Rotatable cutting bit and bit washer therefor | Greg D. Mercier, Brian Keith Widener, Chris McSharry | 2000-09-05 |