Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8772207 | Spherical pellets containing common clay particulate material useful as a proppant in hydraulic fracturing of oil and gas wells | Bryan Dell Geary, David Glenn Hall, Carlton Frazier Sorrell, Gary Davis | 2014-07-08 |
| D318312 | Rafting cushion | — | 1991-07-16 |
| 5013272 | Rafting cushion | — | 1991-05-07 |