Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874383 | Polycrystalline diamond insert, drill bit including same, and method of operation | Greg Carlos Topham, Eric C. Pope | 2011-01-25 |
| 7681669 | Polycrystalline diamond insert, drill bit including same, and method of operation | Greg Carlos Topham, Eric C. Pope | 2010-03-23 |