Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484822 | Cutting structure for earth boring drill bits | Dean Watson, Andrew Murdock | 2002-11-26 |
| 6484825 | Cutting structure for earth boring drill bits | Dean Watson | 2002-11-26 |