Issued Patents All Time
Showing 26–50 of 143 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428814 | Optical ground tracking apparatus, systems, and methods for use with buried utility locators | Mark S. Olsson, Michael J. Martin, Sequoyah Aldridge | 2022-08-30 |
| 11300700 | Systems and methods of using a sonde device with a sectional ferrite core structure | Mark S. Olsson, Jan Soukup, Justin W. Taylor | 2022-04-12 |
| 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 |
| 10859727 | Electronic marker devices and systems | Mark S. Olsson, Stephanie M. Bench, Jan Soukup | 2020-12-08 |
| 10845497 | Phase-synchronized buried object transmitter and locator methods and apparatus | Mark S. Olsson, Inho Andy Shin, Jan Soukup, Stephanie M. Bench, David A. Cox | 2020-11-24 |
| 10788901 | User interface devices, apparatus, and methods | Mark S. Olsson, Michael J. Martin, Loni M. Heyenbruch, Austin Rutledge, Alexander L. Warren +2 more | 2020-09-29 |
| 10761239 | Magnetic sensing buried utility locator including a camera | Mark S. Olsson, Paul G. Stuart, David A. Cox, Dawn E. Shaffer, Ryan B. Levin +1 more | 2020-09-01 |
| 10764541 | Coaxial video push-cables for use in inspection systems | Mark S. Olsson, Alexander L. Warren, Stephanie M. Bench | 2020-09-01 |
| 10754053 | Utility locator transmitter devices, systems, and methods with dockable apparatus | Mark S. Olsson, Jesse O. Casares, Jan Soukup, Stephanie M. Bench, Justin W. Taylor +1 more | 2020-08-25 |
| 10753722 | Systems and methods for locating buried or hidden objects using sheet current flow models | — | 2020-08-25 |
| 10690795 | Locating devices, systems, and methods using frequency suites for utility detection | Mark S. Olsson, Stephanie M. Bench, Michael J. Martin, Paul Wisecaver, Austin Rutledge | 2020-06-23 |
| 10677820 | Buried locators systems and methods | Mark S. Olsson, Paul G. Stuart, Michael J. Martin, Christoph Maier, Amos H. Jessup | 2020-06-09 |