| 11187822 |
Sonde devices including a sectional ferrite core structure |
Mark S. Olsson, Justin W. Taylor, Jan Soukup |
2021-11-30 |
| 11175427 |
Buried utility locating systems with optimized wireless data communication |
Mark S. Olsson, David A. Cox, Michael J. Martin, Amos H. Jessup |
2021-11-16 |
| 11156737 |
Buried object locator apparatus and methods |
Mark S. Olsson, Sequoyah Aldridge, Ryan B. Levin |
2021-10-26 |
| 11146892 |
Magnetic field canceling audio devices |
Mark S. Olsson |
2021-10-12 |
| 11132781 |
Pipe inspection system camera heads |
Mark S. Olsson, Michael J. Martin, Stephanie M. Bench, Tran M. Nguyen |
2021-09-28 |
| 11119238 |
Satellite and magnetic field sonde apparatus and methods |
Mark S. Olsson, Jesse O. Casares, Jan Soukup, Stephanie M. Bench, David A. Cox +1 more |
2021-09-14 |
| 11092712 |
Utility locating systems, devices, and methods using radio broadcast signals |
Mark S. Olsson, Stephanie M. Bench, Sequoyah Aldridge, Paul Wisecaver, Austin Rutledge |
2021-08-17 |
| 11073632 |
Locating devices, systems, and methods using frequency suites for utility detection |
Mark S. Olsson, Stephanie M. Bench, Michael J. Martin, Paul Wisecaver, Austin Rutledge |
2021-07-27 |
| 11029439 |
Utility locator apparatus, systems, and methods |
Mark S. Olsson, Michael J. Martin, Paul G. Stuart |
2021-06-08 |
| 10989830 |
Utility locator apparatus and systems |
Mark S. Olsson, Michael J. Martin, Ryan B. Levin |
2021-04-27 |
| 10983240 |
Magnetic utility locator devices and methods |
Mark S. Olsson |
2021-04-20 |
| 10983239 |
Multi-frequency locating systems and methods |
Mark S. Olsson, David A. Cox, Stephanie M. Bench, Jan Soukup, Timothy M. Turner +1 more |
2021-04-20 |
| 10955583 |
Boring inspection systems and methods |
Mark S. Olsson, Eric M. Chapman, Alexander L. Warren |
2021-03-23 |
| 10928538 |
Keyed current signal utility locating systems and methods |
Mark S. Olsson, Stephanie M. Bench, Jan Soukup, Inho Andy Shin |
2021-02-23 |