| 7304574 |
Alarm investigation using RFID |
Kevin Romer |
2007-12-04 |
| 7161482 |
Integrated electronic article surveillance and people counting system |
William Matthew Rider, Scott Alan Tribbey, David B. Fallin, John J. Clark |
2007-01-09 |
| 5737241 |
User management interface for EAS system |
William R. Accolla, Mark Krom |
1998-04-07 |
| 5404147 |
EAS system loop antenna having three loops of different area |
Frank Drucker, Sylvie Morin |
1995-04-04 |
| 5327118 |
EAS system with alternating on/off transmitter operation and loop antenna |
Frank Drucker, Sylvie Morin |
1994-07-05 |
| 5189397 |
Method and apparatus for determining the magnitude of a field in the presence of an interfering field in an EAS system |
David L. Roberson |
1993-02-23 |
| 5103234 |
Electronic article surveillance system |
Brent F. Balch, Jeffrey T. Oakes, Richard L. Copeland, Hubert A. Patterson, Mart Martinson |
1992-04-07 |
| 5049857 |
Multi-mode electronic article surveillance system |
Christopher B. Plonsky, Marco A. Paez |
1991-09-17 |
| 4975681 |
Interfering signal rejection circuitry and electronic article surveillance system and method employing same |
Kevin Lynch |
1990-12-04 |
| 4859991 |
Electronic article surveillance system employing time domain and/or frequency domain analysis and computerized operation |
Brent F. Balch, Jeffery T. Oakes, Richard L. Copeland, Hubert A. Patterson, Mart Martinson |
1989-08-22 |