Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7445226 | Tow bar having a single moving part for operatively accommodating pitch and roll movements between a towing vehicle and a towed vehicle | Mark Penlerick, Anthony Crippen | 2008-11-04 |
| D546735 | Ball-and-socket joint for tow bar | Mark Penlerick, Anthony Crippen | 2007-07-17 |
| 7032919 | Tow bar for vehicle | Mark Penlerick, Anthony Crippen | 2006-04-25 |
| 6991247 | Tow bar having a single moving part for operatively accommodating pitch and roll movements between a towing vehicle and a towed vehicle | Mark Penlerick, Anthony Crippen | 2006-01-31 |
| 5356166 | Arrestably lockable telescoping tow-bar assembly | William A. Bachman | 1994-10-18 |