Issued Patents 2021
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D922885 | Buried utility locator | Michael J. Martin | 2021-06-22 |
| 11029015 | Submersible light fixture with multilayer stack for pressure transfer | John R. Sanderson, IV, Jon E. Simmons, Brian P. Lakin, Steven B. Weston | 2021-06-08 |
| 11029439 | Utility locator apparatus, systems, and methods | Michael J. Martin, Ray Merewether, Paul G. Stuart | 2021-06-08 |
| 11014734 | Marking paint applicator apparatus | Michael E. Turgeon | 2021-05-25 |
| 11016381 | Spring assemblies with variable flexibility for use with push-cables and pipe inspection systems | Eric M. Chapman, James F. Kleyn | 2021-05-25 |
| 10995937 | Light fixture with internally-loaded multilayer stack for pressure transfer | Jon E. Simmons, John R. Sanderson, IV, Aaron J. Steiner | 2021-05-04 |
| 10992849 | Pipe inspection systems with self-grounding portable camera controllers | Dawn E. Shaffer | 2021-04-27 |
| 10989830 | Utility locator apparatus and systems | Ray Merewether, Michael J. Martin, Ryan B. Levin | 2021-04-27 |
| 10983240 | Magnetic utility locator devices and methods | Ray Merewether | 2021-04-20 |
| 10983239 | Multi-frequency locating systems and methods | David A. Cox, Stephanie M. Bench, Jan Soukup, Timothy M. Turner, Ryan B. Levin +1 more | 2021-04-20 |
| 10976462 | Video inspection systems with personal communication device user interfaces | — | 2021-04-13 |
| 10955583 | Boring inspection systems and methods | Ray Merewether, Eric M. Chapman, Alexander L. Warren | 2021-03-23 |
| 10935880 | Video pipe inspection systems with snap-on pipe guides | Eric M. Chapman, Allen W. Tucker, Dawn E. Shaffer | 2021-03-02 |
| 10935686 | Utility locating system with mobile base station | Paul Wisecaver, Austin Rutledge | 2021-03-02 |
| 10928538 | Keyed current signal utility locating systems and methods | Stephanie M. Bench, Jan Soukup, Inho Andy Shin, Ray Merewether | 2021-02-23 |
| 10921263 | Pipe inspection system with jetter push-cable | Eric M. Chapman, Justin W. Taylor, Matthew J. Thompson | 2021-02-16 |
| 10908311 | Self-standing multi-leg attachment devices for use with utility locators | James H. Gruenbaum, Ryan B. Levin | 2021-02-02 |
| 10907690 | Pipe inspection systems with asymmetric drag force bearings | James F. Kleyn, Eric M. Chapman, Michael E. Turgeon | 2021-02-02 |