Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421441 | Water-ballasted protection barrier array and fencing and gate assemblies for use with the same | — | 2022-08-23 |
| 9984569 | Haul road accident prevention device | Mike S. Merrell, Justin L. Kropp | 2018-05-29 |