Inventor · disambiguated record
Christopher W. Rice
Also filed as: RICE CHRISTOPHER · RICE CHRISTOPHER W · RICE CHRISTOPHER WALKER
103 granted patents·5 pending applications·1,626 citations·filing 1987–2024
99Inventor score
Top patents by PatentIndex Score
108 records- 0198US7659823B1Tracking variable conditions using radio frequency identificationAT & T IP II LP·Filed 2007·Granted Feb 9, 2010·252 cites·14 claims
- 0297US8842584B2System and method for full duplex cancellationJANA RITTWIK·Filed 2012·Granted Sep 23, 2014·64 cites·15 claims
- 0397US7970914B2Methods and systems for provisioning network servicesAT & T IP II LP·Filed 2009·Granted Jun 28, 2011·56 cites·15 claims
- 0497US7103347B2Automatic wireless service activation in a private local wireless systemAT & T CORP·Filed 2003·Granted Sep 5, 2006·98 cites·20 claims
- 0597US6388539B1Broadband switch/couplerAT & T CORP·Filed 2001·Granted May 14, 2002·100 cites·13 claims
- 0696US5917387AFilter having tunable center frequency and/or tunable bandwidthLUCENT TECHNOLOGIES INC·Filed 1996·Granted Jun 29, 1999·108 cites·28 claims
- 0795US9166766B2System and method for full duplex cancellationAT & T IP I LP·Filed 2014·Granted Oct 20, 2015·22 cites·20 claims
- 0895US6751441B1Intra-premises wireless broadband service using lumped and distributed wireless radiation from cable source inputAT & T CORP·Filed 2000·Granted Jun 15, 2004·137 cites·15 claims
- 0994US10798431B2Method and apparatus for managing communication sessionsAT & T IP I LP·Filed 2017·Granted Oct 6, 2020·10 cites·20 claims
- 1093US9826552B2System and method for medium access control enabling both full-duplex and half-duplex communicationsAT & T IP I LP·Filed 2015·Granted Nov 21, 2017·8 cites·20 claims
- 1193US8804583B2System and method for medium access control enabling both full-duplex and half-duplex communicationsAGGARWAL VANEET·Filed 2012·Granted Aug 12, 2014·12 cites·20 claims
- 1293US6643504B1Automatic wireless service activation in a private local wireless systemAT & T CORP·Filed 2000·Granted Nov 4, 2003·65 cites·19 claims
- 1392US9825753B2System and method for full duplex cancellationAT & T IP I LP·Filed 2015·Granted Nov 21, 2017·8 cites·20 claims
- 1492US8159329B1Location determination and guidance using radio frequency identificationKILLIAN THOMAS·Filed 2007·Granted Apr 17, 2012·45 cites·15 claims
- 1591US9167601B2System and method for medium access control enabling both full-duplex and half-duplex communicationsAT & T IP I LP·Filed 2014·Granted Oct 20, 2015·10 cites·20 claims
- 1691US7627679B1Methods and systems for provisioning network servicesAT & T IP II LP·Filed 2003·Granted Dec 1, 2009·66 cites·20 claims
- 1790US8374172B2Method and apparatus for managing communication sessionsAT & T IP I LP·Filed 2009·Granted Feb 12, 2013·18 cites·25 claims
- 1890US7933225B2Architecture and method for using IEEE 802.11-like wireless LAN system to emulate private land mobile radio system (PLMRS) radio serviceAT & T IP II LP·Filed 2007·Granted Apr 26, 2011·13 cites·12 claims
- 1990US7307963B2Architecture and method for using IEEE 802.11-like wireless LAN system to emulate private land mobile radio system (PLMRS) radio serviceAT & T CORP·Filed 2002·Granted Dec 11, 2007·48 cites·44 claims
- 2089US7983198B2Method and apparatus for delivering IPP2T (IP-push-to-talk) wireless LAN mobile radio serviceAT & T IP II LP·Filed 2007·Granted Jul 19, 2011·11 cites·9 claims
- 2189US7948954B1Architecture and method for using IEEE 802.11-like wireless LAN system to emulate private land mobile radio system (PLMRS) radio serviceAT & T IP II LP·Filed 2007·Granted May 24, 2011·13 cites·2 claims
- 2288US8106778B2Tracking variable conditions using radio frequency identificationKILLIAN THOMAS·Filed 2009·Granted Jan 31, 2012·13 cites·18 claims
- 2388US7948923B2Method and apparatus for delivering IPP2T (IP-push-to-talk) wireless LAN mobile radio serviceAT & T IP II LP·Filed 2007·Granted May 24, 2011·10 cites·7 claims
- 2488US7738407B2Method and apparatus for delivering IPP2T (IP-push-to-talk) wireless LAN mobile radio serviceAT & T IP II LP·Filed 2002·Granted Jun 15, 2010·32 cites·27 claims
- 2587US11188938B2Dynamic machine-readable codesAT & T IP I LP·Filed 2019·Granted Nov 30, 2021·4 cites·18 claims
- 2687US6580710B1Method and apparatus for facilitating intra-premises voice and data distribution using existing in-place POTS telephone linesAT & T CORP·Filed 1999·Granted Jun 17, 2003·133 cites·8 claims
- 2786US8982179B2Apparatus and method for modification of telecommunication video contentNORTH STEPHEN C·Filed 2012·Granted Mar 17, 2015·11 cites·20 claims
- 2885US8179820B2Architecture and method for using IEEE 802.11-like wireless LAN system to emulate private land mobile radio system (PLMRS) radio serviceCHOW ALBERT T·Filed 2011·Granted May 15, 2012·6 cites·20 claims
- 2984US9264741B2Intra-premises wireless broadband service using lumped and distributed wireless radiation from cable source inputAT&T INTELLECTUAL PROPERTY II LP·Filed 2014·Granted Feb 16, 2016·4 cites·20 claims
- 3084US7369838B1Intra-premises wireless broadband service using lumped and distributed wireless radiation from cable source inputAT & T CORP·Filed 2003·Granted May 6, 2008·17 cites·20 claims
- 3183US9203655B2Apparatus and method for interference cancellation in communication systemsAT & T IP I LP·Filed 2015·Granted Dec 1, 2015·3 cites·20 claims
- 3283US8509723B2Multi-antenna/multi-receiver array diversity systemGHASSEMZADEH SAEED S·Filed 2008·Granted Aug 13, 2013·7 cites·18 claims
- 3383US6097266AIntelligent RF combinerLUCENT TECHNOLOGIES INC·Filed 1998·Granted Aug 1, 2000·37 cites·14 claims
- 3482US8660477B2Intra-premises wireless broadband service using lumped and distributed wireless radiation from cable source inputMURRAY JOHN F·Filed 2012·Granted Feb 25, 2014·4 cites·20 claims
- 3582US7155192B2Multi-antenna/multi-receiver array diversity systemAT & T CORP·Filed 2001·Granted Dec 26, 2006·17 cites·14 claims
- 3682US2025097289A1Peer-to-peer network for telecommunication network traffic reroutingAT & T IP I LP·Filed 2024·Application pending·0 cites
- 3781US10447495B2System and method for full-duplex media access control using request-to-send signalingAT & T IP I LP·Filed 2018·Granted Oct 15, 2019·2 cites·20 claims
- 3881US9935785B2System and method for full-duplex media access control using Request-to-Send signalingAGGARWAL VANEET·Filed 2012·Granted Apr 3, 2018·4 cites·20 claims
- 3980US8782022B2Method and apparatus for aggregating and translating real-time user information to update social network profilesJANA RITTWIK·Filed 2009·Granted Jul 15, 2014·6 cites·14 claims
- 4080US8761054B2Method and apparatus for delivering IPP2T (IP-push-to-talk) wireless LAN mobile radio serviceCHOW ALBERT T·Filed 2007·Granted Jun 24, 2014·5 cites·13 claims
- 4179US9450785B2Apparatus and method for interference cancellation in communication systemsAT & T IP I LP·Filed 2015·Granted Sep 20, 2016·2 cites·20 claims
- 4279US9374804B2Method and apparatus for delivering IPP2T (IP-push-to-talk) wireless LAN mobile radio serviceAT & T IP II LP·Filed 2014·Granted Jun 21, 2016·2 cites·20 claims
- 4379US7902985B2Gateway radio frequency identification tag systemAT & T IP II LP·Filed 2007·Granted Mar 8, 2011·7 cites·12 claims
- 4479US7457602B2Multi-antenna/multi-receiver array diversity systemAT & T CORP·Filed 2005·Granted Nov 25, 2008·5 cites·6 claims
- 4579US6707886B2Method and system for testing subscriber loops using touchtone telephone signalsAT & T CORP·Filed 2002·Granted Mar 16, 2004·25 cites·16 claims
- 4678US9755815B2System and method for windowing in full-duplex communicationsAT & T IP I LP·Filed 2016·Granted Sep 5, 2017·2 cites·20 claims
- 4776US12160468B2Peer-to-peer network for telecommunication network traffic reroutingAT & T IP I LP·Filed 2022·Granted Dec 3, 2024·0 cites·20 claims
- 4876US9384230B2Method and apparatus for aggregating and translating real-time user information to update social network profilesAT & T IP I LP·Filed 2014·Granted Jul 5, 2016·1 cites·20 claims
- 4976US8750169B2Method and apparatus for delivering IPP2T (IP-push-to-talk) wireless LAN mobile radio serviceCHOW ALBERT T·Filed 2010·Granted Jun 10, 2014·2 cites·19 claims
- 5075US10560244B2System and method for reducing inter-cellsite interference in full-duplex communicationsAT & T IP I LP·Filed 2013·Granted Feb 11, 2020·3 cites·15 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →