Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7036844 | Bumper airbag with multiple chambers | David R. Hammer, Larry K. Hansen, Paul G. Curry, Wesley Pack, Saeed David Barbat +1 more | 2006-05-02 |
| 6343811 | Inflatable rollover cushion system | David R. Hammer | 2002-02-05 |