Assignee
CHECKPOINT SYSTEMS INC
US238 patents
Top patents by PatentIndex Score
US6693539B2Feb 17, 2004
Inventory system using articles with RFID tags
CHECKPOINT SYSTEMS INC345 citations99
US6195006B1Feb 27, 2001
Inventory system using articles with RFID tags
CHECKPOINT SYSTEMS INC501 citations99
US6025780AFeb 15, 2000
RFID tags which are virtually activated and/or deactivated and apparatus and methods of using same in an electronic security system
CHECKPOINT SYSTEMS INC813 citations99
US5963134AOct 5, 1999
Inventory system using articles with RFID tags
CHECKPOINT SYSTEMS INC945 citations99
US7652577B1Jan 26, 2010
Systems and methods of beamforming in radio frequency identification applications
CHECKPOINT SYSTEMS INC304 citations98
US7497101B2Mar 3, 2009
Cable wrap security device
CHECKPOINT SYSTEMS INC63 citations98
US7474209B2Jan 6, 2009
Cable alarm security device
CHECKPOINT SYSTEMS INC59 citations98
US5745036AApr 28, 1998
Electronic article security system for store which uses intelligent security tags and transaction data
CHECKPOINT SYSTEMS INC593 citations98
US5574431ANov 12, 1996
Deactivateable security tag
CHECKPOINT SYSTEMS INC1,588 citations98
US5276431AJan 4, 1994
Security tag for use with article having inherent capacitance
CHECKPOINT SYSTEMS INC190 citations98
US5103210AApr 7, 1992
Activatable/deactivatable security tag for use with an electronic security system
CHECKPOINT SYSTEMS INC166 citations98
US7724135B2May 25, 2010
Coiled cable display device
CHECKPOINT SYSTEMS INC113 citations97
US7701339B2Apr 20, 2010
System and method for securing and displaying items for merchandising
CHECKPOINT SYSTEMS INC78 citations97
US7183917B2Feb 27, 2007
EAS/RFID identification hard tags
CHECKPOINT SYSTEMS INC70 citations97
US7081818B2Jul 25, 2006
Article identification and tracking using electronic shadows created by RFID tags
CHECKPOINT SYSTEMS INC80 citations97
US6072383AJun 6, 2000
RFID tag having parallel resonant circuit for magnetically decoupling tag from its environment
CHECKPOINT SYSTEMS INC176 citations97
US5841350ANov 24, 1998
Electronic security tag useful in electronic article indentification and surveillance system
CHECKPOINT SYSTEMS INC128 citations97
US7918112B2Apr 5, 2011
Cable wrap security device
CHECKPOINT SYSTEMS INC28 citations96
US7498945B2Mar 3, 2009
Bottle security device
CHECKPOINT SYSTEMS INC22 citations96
US7497100B2Mar 3, 2009
Cable wrap security device
CHECKPOINT SYSTEMS INC38 citations96
US7492263B2Feb 17, 2009
Bottle security device
CHECKPOINT SYSTEMS INC44 citations96
US7481086B2Jan 27, 2009
Cable wrap security device
CHECKPOINT SYSTEMS INC42 citations96
US7397375B2Jul 8, 2008
Bottle security device
CHECKPOINT SYSTEMS INC26 citations96
US7350655B2Apr 1, 2008
Bottle security device
CHECKPOINT SYSTEMS INC45 citations96
US6208235B1Mar 27, 2001
Apparatus for magnetically decoupling an RFID tag
CHECKPOINT SYSTEMS INC252 citations96
US5959531ASep 28, 1999
Optical interface between receiver and tag response signal analyzer in RFID system for detecting low power resonant tags
CHECKPOINT SYSTEMS INC178 citations96
US5955950ASep 21, 1999
Low noise signal generator for use with an RFID system
CHECKPOINT SYSTEMS INC96 citations96
US5883582AMar 16, 1999
Anticollision protocol for reading multiple RFID tags
CHECKPOINT SYSTEMS INC268 citations96
US8378826B2Feb 19, 2013
Key device for monitoring systems
CHECKPOINT SYSTEMS INC60 citations95
US6925701B2Aug 9, 2005
Method of making a series of resonant frequency tags
CHECKPOINT SYSTEMS INC44 citations95
US6894614B2May 17, 2005
Radio frequency detection and identification system
CHECKPOINT SYSTEMS INC108 citations95
US6359562B2Mar 19, 2002
Resonant circuit detection measurement and deactivation system employing a numerically controlled oscillator
CHECKPOINT SYSTEMS INC60 citations95
US6232878B1May 15, 2001
Resonant circuit detection, measurement and deactivation system employing a numerically controlled oscillator
CHECKPOINT SYSTEMS INC47 citations95
US6166706ADec 26, 2000
Rotating field antenna with a magnetically coupled quadrature loop
CHECKPOINT SYSTEMS INC134 citations95
US5914692AJun 22, 1999
Multiple loop antenna with crossover element having a pair of spaced, parallel conductors for electrically connecting the multiple loops
CHECKPOINT SYSTEMS INC69 citations95
US5861809AJan 19, 1999
Deactivateable resonant circuit
CHECKPOINT SYSTEMS INC226 citations95
US5218189AJun 8, 1993
Binary encoded multiple frequency rf indentification tag
CHECKPOINT SYSTEMS INC198 citations95
US5081445AJan 14, 1992
Method for tagging articles used in conjunction with an electronic article surveillance system, and tags or labels useful in connection therewith
CHECKPOINT SYSTEMS INC106 citations95
US5081446AJan 14, 1992
Security tag for compact disc storage container
CHECKPOINT SYSTEMS INC97 citations95
US5059951AOct 22, 1991
Method and apparatus for integrated data capture and electronic article surveillance
CHECKPOINT SYSTEMS INC171 citations95
US6400271B1Jun 4, 2002
Activate/deactiveable security tag with enhanced electronic protection for use with an electronic security system
CHECKPOINT SYSTEMS INC83 citations94
US6028518AFeb 22, 2000
System for verifying attachment of an EAS marker to an article after tagging
CHECKPOINT SYSTEMS INC77 citations94
US5708419AJan 13, 1998
Method of wire bonding an integrated circuit to an ultraflexible substrate
CHECKPOINT SYSTEMS INC215 citations94
US5510770AApr 23, 1996
Surface deactivateable tag
CHECKPOINT SYSTEMS INC71 citations94
US5142292AAug 25, 1992
Coplanar multiple loop antenna for electronic article surveillance systems
CHECKPOINT SYSTEMS INC312 citations94
US9576417B2Feb 21, 2017
Item pusher apparatus with channel-based shuttle displacement detection and associated methods
CHECKPOINT SYSTEMS INC37 citations93
US8347663B2Jan 8, 2013
Cable wrap security device
CHECKPOINT SYSTEMS INC13 citations93
US7650768B2Jan 26, 2010
Bottle security device
CHECKPOINT SYSTEMS INC43 citations93
US7623040B1Nov 24, 2009
Smart blister pack
CHECKPOINT SYSTEMS INC20 citations93
US7602297B2Oct 13, 2009
Bottle security device
CHECKPOINT SYSTEMS INC20 citations93
Showing the top 50 of 238 patents by PatentIndex Score.