Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5964306 | Auger earth boring machine with improved efficiency and safety | — | 1999-10-12 |
| 5813482 | Earth boring system and apparatus | — | 1998-09-29 |
| 5203418 | Apparatus for guiding and steering earth boring casing | Paul Gibson | 1993-04-20 |
| 5133418 | Directional drilling system with eccentric mounted motor and biaxial sensor and method | Paul Gibson | 1992-07-28 |
| 5099927 | Apparatus for guiding and steering earth boring casing | Paul Gibson | 1992-03-31 |