Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8424629 | Vehicle energy absorber for pedestrian's upper leg | Daniel D. Ralston, David R. Seiter | 2013-04-23 |
| 8356857 | Hood pedestrian energy absorber | Daniel D. Ralston | 2013-01-22 |
| 8196979 | Energy absorber with lobes providing uniform pedestrian impact | Daniel D. Ralston, Amit Kulkarni, Darin Evans, Olaf Insel, Yassine Ghozzi +3 more | 2012-06-12 |