DC

David P. Christianson

CS Checkpoint Systems: 12 patents #13 of 199Top 7%
IP Invue Security Products: 3 patents #38 of 74Top 55%
EP Edge Security Products: 2 patents #2 of 2Top 100%
S( Sealed Air Corporation (Us): 1 patents #135 of 278Top 50%
Overall (All Time): #234,910 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11756393 Alarming product security device Ningsheng Zhang 2023-09-12
11511462 Foam-in-bag systems and components thereof George Bertram, David Carson, Kenneth John Mierzejewski, Mark Salerno, Douglas Walker 2022-11-29
11250677 Alarming security device and method comprising an electronic article surveillance tag and tamper detection circuitry Ningsheng Zhang 2022-02-15
9982464 Security device with multiple control states Benoit Perreau, Donald Matthew Johnson 2018-05-29
9959723 Product presence sensor security device Benoit Perreau 2018-05-01
9816297 Security device with multiple control states Benoit Perreau, Donald Matthew Johnson 2017-11-14
9576417 Item pusher apparatus with channel-based shuttle displacement detection and associated methods 2017-02-21
9447611 Cable wrap security device Brian V. Conti, Christopher J. Fawcett, Mitchell S. Goldstein 2016-09-20
9299232 Security device with dual use transformer Donald Matthew Johnson 2016-03-29
9293019 Apparatus and method for detecting a closed circuit condition in a security device lanyard Benoit Perreau 2016-03-22
8941495 Wireless shelf pusher activity detection system and associated methods Brian Wiese, Mark Shafer 2015-01-27
8749387 Merchandise display security system including magnetic sensor Christopher J. Fawcett, David N. Berglund 2014-06-10
8599022 Cable wrap security device Brian V. Conti, Christopher J. Fawcett, Mitchell S. Goldstein 2013-12-03
8564438 Merchandise display security system including magnetic sensor Christopher J. Fawcett, David N. Berglund 2013-10-22
8558414 Voltage regulator for merchandise display security device William M. Warren 2013-10-15
D678794 Electronic article surveillance security gate Lee Eckert, Brian V. Conti, Gary Mark Shafer, Brian Wiese 2013-03-26
8281626 Cable wrap security device Brian V. Conti, Christopher J. Fawcett, Mitchell S. Goldstein 2012-10-09
8122744 Cable wrap security device Brian V. Conti, Christopher J. Fawcett, Mitchell S. Goldstein 2012-02-28
6616502 Toys with sensors generally Elizabeth Pacza-Steim 2003-09-09