Inventor
DRUCKER FRANK
US8 patents
Patents
8 patentsUS5535606AJul 16, 1996
Compact power detacher
SENSORMATIC ELECTRONICS CORP75 citations94
US5528914AJun 25, 1996
Security tag and complemental deactivation apparatus
SENSORMATIC ELECTRONICS CORP70 citations94
US5168263ADec 1, 1992
EAS tag with piezoelectric facility for motion detection
SENSORMATIC ELECTRONICS CORP62 citations94
US5023600AJun 11, 1991
Electronic article surveillance system with adaptiveness for synchronization with companion systems
SENSORMATIC ELECTRONICS CORP25 citations91
US5327118AJul 5, 1994
EAS system with alternating on/off transmitter operation and loop antenna
SENSORMATIC ELECTRONICS CORP43 citations89
US5083111AJan 21, 1992
Jamming apparatus for electronic article surveillance systems
SENSORMATIC ELECTRONICS CORP48 citations89
US5012224AApr 30, 1991
Audible tag for magnetic electronic article surveillance systems
SENSORMATIC ELECTRONICS CORP14 citations72
US5404147AApr 4, 1995
EAS system loop antenna having three loops of different area
SENSORMATIC ELECTRONICS CORP8 citations71