Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8368535 | Intrusion detector | — | 2013-02-05 |
| 7265670 | Surveillance detector | John Julicher, Jan Van Woezik, Maurice Deusings | 2007-09-04 |
| 5017906 | Apparatus and method for combining analog detection signals to provide enhanced alarm integrity | — | 1991-05-21 |
| 4728935 | Integrity securing monitor and method for a security installation | Rolf Beckers, Jo W. Haenen, Jan H. Van Woezik | 1988-03-01 |
| 4647913 | Self-diagnostic ultrasonic intrusion detection system | — | 1987-03-03 |
| 4625199 | Combination intrusion detector system having correlated ultrasonic and microwave detection sub-systems | — | 1986-11-25 |