Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7806647 | Lift gate apparatus for a truck or trailer body | David F. Rivers | 2010-10-05 |
| 7111895 | Apparatus for pneumatic operation of transport container sliding door | David F. Rivers, Russell McRoberts | 2006-09-26 |