Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603717 | Inverted direct drive feed system | Stephen Gessner | 2023-03-14 |
| 8240968 | Automated rod handling system | James R. Hopkins, Jason Hause, Alan Benedict | 2012-08-14 |
| 4892160 | Drill pipe transfer arm for angle drilling | George P. Schivley, Jr. | 1990-01-09 |