Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10324188 | Optical ground tracking apparatus, systems, and methods for use with buried utility locators | Mark S. Olsson, Michael J. Martin, Ray Merewether | 2019-06-18 |
| 10317559 | Ground tracking devices and methods for use with a utility locator | Mark S. Olsson, David A. Cox, Ryan B. Levin, Ray Merewether | 2019-06-11 |