Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6368262 | Remotely activated retractable reel prisoner control system | Brian D. Willoughby | 2002-04-09 |
| 5528450 | Electronic belt with deactivating device | Brian D. Willoughby | 1996-06-18 |
| 5177309 | Laser-aimed weapons system | Brian D. Willoughby | 1993-01-05 |
| 4943885 | Remotely activated, nonobvious prisoner control apparatus | Brian D. Willoughby | 1990-07-24 |