Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7889075 | Perimeter protection systems | Gregory Robert Winkler | 2011-02-15 |
| 7794172 | Perimeter anti-ram system | Gregory Robert Winkler | 2010-09-14 |
| 5268672 | Intrusion detection system incorporating deflection-sensitive coaxial cable mounted on deflectable barrier | — | 1993-12-07 |
| 5194848 | Intrusion detection apparatus having multiple channel signal processing | — | 1993-03-16 |
| 5103207 | Taut wire sensing apparatus | Malcolm Saubolle | 1992-04-07 |
| 4829287 | Taut wire intrusion detection system | Tapio Suo-Anttila | 1989-05-09 |