Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11833105 | Omnidirectional safety walker | Jeffrey Curtis Roach, David Dong Wang | 2023-12-05 |
| 9375097 | Convertible walker | James Christopher Stango | 2016-06-28 |
| 7090200 | Actuator | Christopher Jay Morse, Benjamin Thomas Krupp, Jerry E. Pratt | 2006-08-15 |
| 6119782 | Method and apparatus for anchoring a tool within a cased borehole | Mario Flores, Mark Hinton, John C. Ratcliff | 2000-09-19 |
| 5701751 | Apparatus and method for actively cooling instrumentation in a high temperature environment | — | 1997-12-30 |
| 5692565 | Apparatus and method for sampling an earth formation through a cased borehole | Thomas D. MacDougall, Andrew Kurkjian, Miles Jaroska, Duane LaDue | 1997-12-02 |