Inventor · disambiguated record
Roger S. Marshall
Also filed as: MARSHALL ROGER · MARSHALL ROGER S · MARSHALL ROGER STUART
32 granted patents·10 pending applications·815 citations·filing 2003–2017
97Inventor score
Files withTELECOMM SYSTEMS INC26MITCHELL JR DONALD L4ZHU YINJUN3MARSHALL ROGER S2MARSHALL ROGER STUART2
Top patents by PatentIndex Score
42 records- 0198US7260186B2Solutions for voice over internet protocol (VoIP) 911 location servicesTELECOMM SYSTEMS INC·Filed 2004·Granted Aug 21, 2007·295 cites·16 claims
- 0297US6940950B2Enhanced E911 location information using voice over internet protocol (VoIP)TELECOMM SYSTEMS INC·Filed 2003·Granted Sep 6, 2005·338 cites·10 claims
- 0396US8185087B2Emergency 911 data messagingMITCHELL JR DONALD L·Filed 2008·Granted May 22, 2012·81 cites·5 claims
- 0491US9313637B2Wireless emergency caller profile data delivery over a legacy interfaceMITCHELL JR DONALD L·Filed 2012·Granted Apr 12, 2016·15 cites·16 claims
- 0590US7912446B2Solutions for voice over internet protocol (VoIP) 911 location servicesTELECOMM SYSTEMS INC·Filed 2007·Granted Mar 22, 2011·13 cites·6 claims
- 0689US8385881B2Solutions for voice over internet protocol (VoIP) 911 location servicesTELECOMM SYSTEMS INC·Filed 2011·Granted Feb 26, 2013·9 cites·32 claims
- 0787US8983047B2Index of suspicion determination for communications requestTELECOMM SYSTEMS INC·Filed 2014·Granted Mar 17, 2015·6 cites·16 claims
- 0884US7929530B2Ancillary data support in session initiation protocol (SIP) messagingTELECOMM SYSTEMS INC·Filed 2008·Granted Apr 19, 2011·12 cites·20 claims
- 0981US9307078B2Index of suspicion determination for communications requestTELECOMM SYSTEMS INC·Filed 2015·Granted Apr 5, 2016·4 cites·20 claims
- 1081US8874068B2Emergency 911 data messagingMITCHELL JR DONALD L·Filed 2012·Granted Oct 28, 2014·4 cites·21 claims
- 1179US9408046B2911 data messagingMORIN DREW·Filed 2007·Granted Aug 2, 2016·7 cites·28 claims
- 1278US9374696B2Automated proximate location association mechanism for wireless emergency servicesSINGER ANDREW·Filed 2012·Granted Jun 21, 2016·4 cites·7 claims
- 1378US9237228B2Solutions for voice over internet protocol (VoIP) 911 location servicesTELECOMM SYSTEMS INC·Filed 2014·Granted Jan 12, 2016·2 cites·12 claims
- 1477US9596582B2Automated location determination to support VoIP E911 using self-surveying techniques for ad hoc wireless networksTELECOMM SYSTEMS INC·Filed 2015·Granted Mar 14, 2017·2 cites·17 claims
- 1577US9532387B2Ancillary data for an emergency services callMARSHALL ROGER STUART·Filed 2015·Granted Dec 27, 2016·3 cites·19 claims
- 1674US9131357B2Emergency 911 data messagingTELECOMM SYSTEMS INC·Filed 2014·Granted Sep 8, 2015·2 cites·25 claims
- 1770US9160572B2Automated location determination to support VoIP E911 using self-surveying techniques for ad hoc wireless networkMARSHALL ROGER S·Filed 2007·Granted Oct 13, 2015·3 cites·7 claims
- 1870US8059789B2Automatic location identification (ALI) emergency services pseudo key (ESPK)HINES JOHN GORDON·Filed 2006·Granted Nov 15, 2011·5 cites·27 claims
- 1968US9197992B2User plane location services over session initiation protocol (SIP)TELECOMM SYSTEMS INC·Filed 2015·Granted Nov 24, 2015·1 cites·8 claims
- 2067US9130963B2Ancillary data support in session initiation protocol (SIP) messagingMARSHALL ROGER S·Filed 2011·Granted Sep 8, 2015·2 cites·18 claims
- 2165US9538352B2Ancillary data support in session initiation protocol (SIP) messagingTELECOMM SYSTEMS INC·Filed 2015·Granted Jan 3, 2017·1 cites·19 claims
- 2265US7903791B2Enhanced E911 location information using voice over internet protocol (VoIP)TELECOMM SYSTEMS INC·Filed 2005·Granted Mar 8, 2011·2 cites·30 claims
- 2363US8873718B2Enhanced E911 location information using voice over internet protocol (VoIP)DICKINSON RICHARD·Filed 2011·Granted Oct 28, 2014·1 cites·30 claims
- 2461US9549419B2Trigger mechanismMARSHALL ROGER STUART·Filed 2015·Granted Jan 17, 2017·1 cites·18 claims
- 2560US9088614B2User plane location services over session initiation protocol (SIP)TELECOMM SYSTEMS INC·Filed 2014·Granted Jul 21, 2015·0 cites·9 claims
- 2658US8798572B2Solutions for voice over internet protocol (VoIP) 911 location servicesZHU YINJUN·Filed 2013·Granted Aug 5, 2014·0 cites·29 claims
- 2757US9467836B2Enhanced E911 location information using voice over internet protocol (VoIP)TELECOMM SYSTEMS INC·Filed 2014·Granted Oct 11, 2016·0 cites·14 claims
- 2856US9544429B2Solutions for voice over internet protocol (VoIP) 911 location servicesTELECOMM SYSTEMS INC·Filed 2015·Granted Jan 10, 2017·0 cites·19 claims
- 2956US9426618B2User plane location services over session initiation protocol (SIP)ZHU YINJUN·Filed 2015·Granted Aug 23, 2016·0 cites·20 claims
- 3055US9430935B2Emergency event messageGINTER THOMAS·Filed 2014·Granted Aug 30, 2016·2 cites·28 claims
- 3154US2016360357A1User plane location services over session initiation protocol (sip)TELECOMM SYSTEMS INC·Filed 2016·Application pending·0 cites
- 3253US9467826B2Emergency 911 data messagingTELECOMM SYSTEMS INC·Filed 2015·Granted Oct 11, 2016·0 cites·15 claims
- 3351US2008126535A1User plane location services over session initiation protocol (SIP)ZHU YINJUN·Filed 2006·Application pending·0 cites
- 3449US2016323730A1911 data messagingTELECOMM SYSTEMS INC·Filed 2016·Application pending·0 cites
- 3548US2017013435A1Automated proximate location association mechanism for wireless emergency servicesTELECOMM SYSTEMS INC·Filed 2016·Application pending·0 cites
- 3648US2016173687A1Index of Suspicion Determination for Communications RequestTELECOMM SYSTEMS INC·Filed 2016·Application pending·0 cites
- 3747US2016183311A1Wireless Emergency Caller Profile Data Delivery Over a Legacy InterfaceTELECOMM SYSTEMS INC·Filed 2016·Application pending·0 cites
- 3843US2014194085A1Augmented Location Information for Wireless CommunicationTELECOMM SYSTEMS INC·Filed 2013·Application pending·0 cites
- 3942US2013303107A1Location Determination of a Roaming Subscriber Device Using SMS for Emergency PurposesTELECOMM SYSTEMS INC·Filed 2013·Application pending·0 cites
- 4042US2014289309A1Media Transformation to Routable Message, or Retrievable Content Based on KeyTELECOMM SYSTEMS INC·Filed 2013·Application pending·0 cites
- 4142US2014287714A1Distributed Emergency Text Message ArchitectureTELECOMM SYSTEMS INC·Filed 2014·Application pending·0 cites
- 4239US10104528B2Supplemental location information for an emergency services callMITCHELL JR DONALD L·Filed 2017·Granted Oct 16, 2018·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →