Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5747719 | Armed terrorist immobilization (ATI) system | — | 1998-05-05 |
| 5323468 | Bone-conductive stereo headphones | — | 1994-06-21 |
| 5276620 | Automatic countersteering system for motor vehicles | — | 1994-01-04 |
| 5166681 | Passive vehicle presence detection system | David A. Freas | 1992-11-24 |