Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742970 | Cutting tool | Edward J. Oles | 2004-06-01 |
| 6595305 | Drill bit, hard member, and bit body | Curnie A. Dunn, Phillip W. Haga, Ted R. Massa, Douglas E. Bise, Gary Condon +1 more | 2003-07-22 |