Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10442280 | Waterproof top door for trailer | Andrew Joseph Maertens, Michael Kloepfer | 2019-10-15 |
| 10239395 | Waterproof top door for trailer | Andrew Joseph Maertens, Michael Kloepfer | 2019-03-26 |
| 10183610 | Trailer with protective rail and tie-down anchors | Michael Kloepfer | 2019-01-22 |
| 9745003 | Trailer with protective rail and tie-down anchors | Michael Kloepfer | 2017-08-29 |