Inventor · disambiguated record
David P. Christianson
Also filed as: CHRISTIANSON DAVID · CHRISTIANSON DAVID P
19 granted patents·6 pending applications·254 citations·filing 2002–2024
95Inventor score
Files withCHECKPOINT SYSTEMS INC8CONTI BRIAN V4ECKERT LEE H2EDGE SECURITY PRODUCTS LLC2HAWKEYE SURGICAL LIGHTING INC2
Top patents by PatentIndex Score
25 records- 0197US8281626B2Cable wrap security deviceCONTI BRIAN V·Filed 2011·Granted Oct 9, 2012·33 cites·18 claims
- 0297US8122744B2Cable wrap security deviceCONTI BRIAN V·Filed 2008·Granted Feb 28, 2012·42 cites·20 claims
- 0394US9576417B2Item pusher apparatus with channel-based shuttle displacement detection and associated methodsCHECKPOINT SYSTEMS INC·Filed 2013·Granted Feb 21, 2017·37 cites·20 claims
- 0492US8599022B2Cable wrap security deviceCONTI BRIAN V·Filed 2009·Granted Dec 3, 2013·18 cites·20 claims
- 0592US8564438B2Merchandise display security system including magnetic sensorFAWCETT CHRISTOPHER J·Filed 2011·Granted Oct 22, 2013·30 cites·22 claims
- 0690US8941495B2Wireless shelf pusher activity detection system and associated methodsWIESE BRIAN·Filed 2012·Granted Jan 27, 2015·44 cites·29 claims
- 0788US8749387B2Merchandise display security system including magnetic sensorINVUE SECURITY PRODUCTS INC·Filed 2013·Granted Jun 10, 2014·15 cites·20 claims
- 0884US11756393B2Alarming product security deviceEDGE SECURITY PRODUCTS LLC·Filed 2022·Granted Sep 12, 2023·1 cites·20 claims
- 0982US9816297B2Security device with multiple control statesCHECKPOINT SYSTEMS INC·Filed 2015·Granted Nov 14, 2017·5 cites·9 claims
- 1082US9447611B2Cable wrap security deviceCONTI BRIAN V·Filed 2011·Granted Sep 20, 2016·5 cites·11 claims
- 1174US11511462B2Foam-in-bag systems and components thereofSEALED AIR CORP·Filed 2020·Granted Nov 29, 2022·0 cites·20 claims
- 1273US11250677B2Alarming security device and method comprising an electronic article surveillance tag and tamper detection circuitryEDGE SECURITY PRODUCTS LLC·Filed 2019·Granted Feb 15, 2022·2 cites·18 claims
- 1369US9293019B2Apparatus and method for detecting a closed circuit condition in a security device lanyardCHECKPOINT SYSTEMS INC·Filed 2013·Granted Mar 22, 2016·4 cites·13 claims
- 1468US8558414B2Voltage regulator for merchandise display security deviceWARREN WILLIAM M·Filed 2010·Granted Oct 15, 2013·4 cites·23 claims
- 1566US9299232B2Security device with dual use transformerCHECKPOINT SYSTEMS INC·Filed 2013·Granted Mar 29, 2016·3 cites·20 claims
- 1664US9982464B2Security device with multiple control statesCHECKPOINT SYSTEMS INC·Filed 2017·Granted May 29, 2018·1 cites·17 claims
- 1758US2024398501A1Voice and motion control systems and methods for surgical eyewearHAWKEYE SURGICAL LIGHTING INC·Filed 2024·Application pending·0 cites
- 1853US2023277273A1Surgical eyewear lighting systems and methodsHAWKEYE SURGICAL LIGHTING INC·Filed 2022·Application pending·0 cites
- 1948USD678794SElectronic article surveillance security gateECKERT LEE H·Filed 2011·Granted Mar 26, 2013·8 cites·1 claims
- 2048US2019108736A1Product presence sensor security deviceCHECKPOINT SYSTEMS INC·Filed 2018·Application pending·0 cites
- 2146US9959723B2Product presence sensor security deviceCHECKPOINT SYSTEMS INC·Filed 2015·Granted May 1, 2018·0 cites·19 claims
- 2246US2015287299A1Security device with flexible stripCHECKPOINT SYSTEMS INC·Filed 2013·Application pending·0 cites
- 2341US2025378747A1Method for triggering a security tagSEKURA GLOBAL IP LLP·Filed 2023·Application pending·0 cites
- 2439US2013098122A1Cable lock with integral connected metal sheathECKERT LEE H·Filed 2011·Application pending·0 cites
- 2537US6616502B1Toys with sensors generallyFiled 2002·Granted Sep 9, 2003·2 cites·2 claims
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