Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690003 | Method of forming a drill bit with debris conveying flute | Michael R. Resendez | 1997-11-25 |
| 5641028 | Drill bit with debris conveying flute | Michael R. Resendez | 1997-06-24 |
| 4655302 | Rotating coupling | Thomas McCreadie | 1987-04-07 |