Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12227911 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2025-02-18 |
| 10920384 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2021-02-16 |
| 10669681 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2020-06-02 |
| 10240308 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2019-03-26 |
| 10179981 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2019-01-15 |
| 9481969 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2016-11-01 |
| 9394657 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2016-07-19 |
| 9273437 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2016-03-01 |
| 8845229 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2014-09-30 |
| 8657525 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2014-02-25 |
| 8322945 | Mobile barrier | Kevin K. Groeneweg, David Meyerink, Duane Meyerink | 2012-12-04 |