Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6322310 | Slope extension for vehicle restraints | Brian Bender, Norbert Hahn | 2001-11-27 |
| 6116839 | Slope extension for vehicle restraints | Brian Bender, Norbert Hahn | 2000-09-12 |