Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8292557 | Vehicle transporter | Donald R. Landoll, Phillip R. Landoll, Jim R. Ladner, Kyle D. Swart | 2012-10-23 |
| 6394734 | Trailer having actuatable tail ramp | Donald R. Landoll | 2002-05-28 |
| 6378887 | Gooseneck lift mechanism | Donald R. Landoll, Kyle D. Swart, Paul Roesner, Keith Vacha | 2002-04-30 |
| 6224082 | Cam action detachable gooseneck trailer | Donald R. Landoll, Kyle D. Swart, Paul Roesner, Keith Vacha | 2001-05-01 |
| 6126378 | Multi-purpose, low-load angle trailer with laterally extendable winch arms | Donald R. Landoll, David J. Kongs | 2000-10-03 |