Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7033127 | Powered, folding ramp for minivan | Steven Paul Ungetheim, William E. Gest | 2006-04-25 |
| 6264416 | Compact, slide-out ramp for a minivan | — | 2001-07-24 |
| 5871329 | Powered wheelchair ramp for minivans | Gregg Alan Tidrick | 1999-02-16 |