Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10188022 | Rotating lift system and method | David C. Benson, Michael A. Brainard | 2019-01-29 |
| 9533612 | Rotating lift system and method | David C. Benson, Michael A. Brainard | 2017-01-03 |
| 9511638 | Transport hitch system and method | David C. Benson, Michael A. Brainard | 2016-12-06 |
| 8992155 | Transport hitch system and method | David C. Benson, Michael A. Brainard | 2015-03-31 |
| 8534982 | Rotating lift system and method | David C. Benson, Michael A. Brainard | 2013-09-17 |
| 7878422 | Variable dampening rate suspension system | Richard W. Heiniger, David C. Benson, James B. Prohaska | 2011-02-01 |