Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913783 | Geometry sensor for inline inspection tool | Blake Kay Burton | 2024-02-27 |
| 11680927 | Dual layer circuit board for sensors on a pipeline inspection tool | Calvin L. Simmons, Michael P. Sheffield, William Callahan | 2023-06-20 |
| 11579119 | Radial springs on sensor arms of pipeline inspection tool | William Callahan | 2023-02-14 |
| 7859256 | Defect discriminator for in-line inspection tool | Philip M. Hoyt | 2010-12-28 |
| 7798023 | Linkage assembly for in-line inspection tool | Philip M. Hoyt | 2010-09-21 |
| 7733085 | Flangeless canister for in-line inspection tool | Philip M. Hoyt | 2010-06-08 |