Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10123157 | Locating underground markers | David Thiel, Michael Maggs, Alex Spathis | 2018-11-06 |
| 10113843 | Apparatus, system and method for initiation of buried explosives | David O. Johnson, Richard John Goodridge, Byron Wicks | 2018-10-30 |