Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9481969 | Mobile barrier | Kevin K. Groeneweg, Duane Meyerink, LeRoy Severson | 2016-11-01 |
| 9394657 | Mobile barrier | Kevin K. Groeneweg, Duane Meyerink, LeRoy Severson | 2016-07-19 |
| 9273437 | Mobile barrier | Kevin K. Groeneweg, Duane Meyerink, LeRoy Severson | 2016-03-01 |