Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351426 | Roller apparatus for a cover and method of use thereof | Tim McCullagh, Rolf McCullagh | 2025-07-08 |
| 8307913 | Drilling system with drill string valves | Lee Dolman, Benjamin Peter Jeffryes, Ashley Bernard Johnson, Brian Clark | 2012-11-13 |