Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253631 | Pumping unit lock down apparatus | Gary Richard McCain, Donald J. Lewis | 2001-07-03 |
| 5445222 | Whipstock and staged sidetrack mill | Michael D. Pritchard, Gary Richard McCain, Mark D. Bright | 1995-08-29 |
| D317230 | Swinging bunk | Billy Murphy | 1991-06-04 |