Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12247948 | Height adjustable inspection shoes, apparatus and methods for inspecting tubulars | — | 2025-03-11 |
| 12092610 | Apparatus, systems, and methods for inspecting tubulars employing flexible inspection shoes | John Alan Tolman, John Zeigler | 2024-09-17 |
| 12031945 | Apparatus, systems, and methods for inspecting tubulars of different sizes | — | 2024-07-09 |
| 11874253 | Apparatus, systems, and methods for discriminate high-speed inspection of tubulars | John Alan Tolman, John Zeigler | 2024-01-16 |
| 11675086 | Time-of-flight-based apparatus, systems, and methods for measuring tubular goods | Matt Rutledge | 2023-06-13 |
| 11402351 | Apparatus, systems, and methods for discriminate high-speed inspection of tubulars | John Alan Tolman, John Zeigler | 2022-08-02 |
| 11402352 | Apparatus, systems, and methods for inspecting tubulars employing flexible inspection shoes | John Alan Tolman, John Zeigler | 2022-08-02 |
| 11307173 | Apparatus, systems, and methods for inspection of tubular goods | John Alan Tolman | 2022-04-19 |
| 11168549 | Automated sucker rod spacing device and associated methods | Donald Ewing, Michael Eric Johnson, Donald Mike Johnson, Joe Boyd | 2021-11-09 |
| 10508522 | Automatic sucker rod spacing device and methods of using same | Michael Eric Johnson, Donald Ewing, Donald Mike Johnson, Joe Boyd | 2019-12-17 |
| 7038445 | Method, system and apparatus for ferromagnetic wall monitoring | William T. Walters, Robert W. Speiser | 2006-05-02 |