Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7080811 | Utensil holder | — | 2006-07-25 |
| 4776412 | Nozzle assembly for rotary drill bit and method of installation | — | 1988-10-11 |
| 4646857 | Means to secure cutting elements on drag type drill bits | — | 1987-03-03 |
| 4606418 | Cutting means for drag drill bits | — | 1986-08-19 |
| 4275935 | Drilling stabilizer | Charles T. Thompson | 1981-06-30 |
| 4258803 | Core barrel for obtaining and retrieving subterranean formation samples | Charles T. Thompson | 1981-03-31 |