Inventor · disambiguated record
Christopher R. Wren
Also filed as: WREN CHRISTOPHER · WREN CHRISTOPHER R · WREN CHRISTOPHER RICHARD
33 granted patents·10 pending applications·848 citations·filing 1997–2017
97Inventor score
Top patents by PatentIndex Score
43 records- 0196US9148742B1Proximity detection via audioKOULOMZIN DANIEL G·Filed 2012·Granted Sep 29, 2015·166 cites·18 claims
- 0296US8533266B2User presence detection and event discoveryKOULOMZIN DANIEL GEORGE·Filed 2012·Granted Sep 10, 2013·145 cites·30 claims
- 0394US8694593B1Tools for micro-communitiesWREN CHRISTOPHER·Filed 2011·Granted Apr 8, 2014·52 cites·23 claims
- 0492US6911995B2Computer vision depth segmentation using virtual surfaceMITSUBISHI ELECTRIC RES LABS I·Filed 2001·Granted Jun 28, 2005·78 cites·12 claims
- 0592US6680745B2Videoconferencing method with tracking of face and dynamic bandwidth allocationPERCEPTIVE NETWORK TECHNOLOGIE·Filed 2001·Granted Jan 20, 2004·96 cites·5 claims
- 0690US8510381B1Sharing electronic resources with users of nearby devicesBIRAND GULAY·Filed 2012·Granted Aug 13, 2013·29 cites·18 claims
- 0790US7242421B2Methods of establishing a communications link using perceptual sensing of a user's presencePERCEPTIVE NETWORK TECHNOLOGIE·Filed 2001·Granted Jul 10, 2007·71 cites·2 claims
- 0889US8412512B1Feed translation for a social networkWREN CHRISTOPHER R·Filed 2011·Granted Apr 2, 2013·11 cites·26 claims
- 0988US8818049B2Retrieving contact information based on image recognition searchesWREN CHRISTOPHER R·Filed 2011·Granted Aug 26, 2014·10 cites·20 claims
- 1087US9454665B1Retrieving contact information based on image recognition searchesGOOGLE INC·Filed 2014·Granted Sep 27, 2016·7 cites·21 claims
- 1187US8447516B1Efficient proximity detectionKOULOMZIN DANIEL GEORGE·Filed 2012·Granted May 21, 2013·15 cites·20 claims
- 1286US9137194B1Tools for micro-communitiesGOOGLE INC·Filed 2014·Granted Sep 15, 2015·5 cites·17 claims
- 1385US8538742B2Feed translation for a social networkWREN CHRISTOPHER R·Filed 2011·Granted Sep 17, 2013·7 cites·20 claims
- 1484US9811535B1Creating social network groupsGOOGLE INC·Filed 2013·Granted Nov 7, 2017·5 cites·20 claims
- 1583US7415164B2Modeling scenes in videos using spectral similarityMITSUBISHI ELECTRIC RES LAB·Filed 2005·Granted Aug 19, 2008·12 cites·15 claims
- 1683US7359836B2Hierarchical processing in scalable and portable sensor networks for activity recognitionMITSUBISHI ELECTRIC RES LAB·Filed 2006·Granted Apr 15, 2008·21 cites·19 claims
- 1782US9449302B1Generating personalized websites and newslettersMARANTZ JOSHUA·Filed 2011·Granted Sep 20, 2016·12 cites·17 claims
- 1878US8401981B1Triggering attract mode for devices using viewability conditions and detected proximity of human to deviceSANDLER DANIEL ROBERT·Filed 2012·Granted Mar 19, 2013·7 cites·20 claims
- 1978US8149278B2System and method for modeling movement of objects using probabilistic graphs obtained from surveillance dataWREN CHRISTOPHER R·Filed 2007·Granted Apr 3, 2012·18 cites·14 claims
- 2073US10145947B2Mapping positions of devices using audioGOOGLE LLC·Filed 2017·Granted Dec 4, 2018·2 cites·19 claims
- 2172US10142351B1Retrieving contact information based on image recognition searchesGOOGLE INC·Filed 2016·Granted Nov 27, 2018·1 cites·21 claims
- 2272US7619647B2Context aware surveillance system using a hybrid sensor networkMITSUBISHI ELECTRIC RES LAB·Filed 2005·Granted Nov 17, 2009·10 cites·10 claims
- 2369US8694445B1Triggering attract mode for devices using viewability conditions and detected proximity of human to deviceGOOGLE INC·Filed 2013·Granted Apr 8, 2014·3 cites·19 claims
- 2468US5906952ASingle layer absorbent cable wrapNORDLYS S A·Filed 1997·Granted May 25, 1999·38 cites·18 claims
- 2567US7542949B2Determining temporal patterns in sensed data sequences by hierarchical decomposition of hidden Markov modelsMITSUBISHI ELECTRIC RES LAB·Filed 2004·Granted Jun 2, 2009·14 cites·11 claims
- 2664US9753129B2Mapping positions of devices using audioGOOGLE INC·Filed 2014·Granted Sep 5, 2017·2 cites·33 claims
- 2763US9389308B1Proximity detection via audioGOOGLE INC·Filed 2015·Granted Jul 12, 2016·1 cites·20 claims
- 2859US7302369B2Traffic and geometry modeling with sensor networksMITSUBISHI ELECTRIC RES LAB·Filed 2003·Granted Nov 27, 2007·7 cites·21 claims
- 2956US9519638B2Feed translation for a social networkGOOGLE INC·Filed 2013·Granted Dec 13, 2016·0 cites·20 claims
- 3055US7907781B2System and method for determining geometries of scenesMITSUBISHI ELECTRIC RES LABORATIES INC·Filed 2007·Granted Mar 15, 2011·3 cites·20 claims
- 3153US2011157431A1Method and System for Directing CamerasIVANOV YURI·Filed 2009·Application pending·0 cites
- 3251US10511642B1Tools for micro-communitiesGOOGLE LLC·Filed 2015·Granted Dec 17, 2019·0 cites·18 claims
- 3351US2004229562A1Method and apparatus for ODU to IDU telemetry interface and VSAT systemsVIASAT INC A DELAWARE CORP·Filed 2004·Application pending·0 cites
- 3449US10938767B2Outputting reengagement alerts by a computing deviceGOOGLE INC·Filed 2017·Granted Mar 2, 2021·0 cites·15 claims
- 3549US2007229652A1Methods of establishing a communications link using perceptual sensing of a user's presenceCENTER JULIAN L JR·Filed 2007·Application pending·0 cites
- 3648US7667730B2Composite surveillance camera systemMITSUBISHI ELECTRIC RES LAB·Filed 2005·Granted Feb 23, 2010·0 cites·31 claims
- 3746US2014081637A1Turn-Taking Patterns for Conversation IdentificationGOOGLE INC·Filed 2013·Application pending·0 cites
- 3845US2007257986A1Method for processing queries for surveillance tasksIVANOV YURI A·Filed 2006·Application pending·0 cites
- 3944US2002113687A1Method of extending image-based face recognition systems to utilize multi-view image sequences and audio informationFiled 2001·Application pending·0 cites
- 4044US2013346892A1Graphical user interface element expansion and contraction using a rotating gestureGOOGLE INC·Filed 2013·Application pending·0 cites
- 4144US2014282233A1Graphical element expansion and contractionGOOGLE INC·Filed 2013·Application pending·0 cites
- 4239US2018039854A1Personalized image collectionsGOOGLE INC·Filed 2016·Application pending·0 cites
- 4338US2008130949A1Surveillance System and Method for Tracking and Identifying Objects in EnvironmentsIVANOV YURI A·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →