Inventor · disambiguated record
Robert Penfield
Also filed as: PENFIELD ROBERT · PENFIELD ROBERT F · PENFIELD ROBERT FLAGG
60 granted patents·4 pending applications·2,942 citations·filing 1992–2024
99Inventor score
Top patents by PatentIndex Score
64 records- 0199US9985883B2Name-based routing system and method128 TECH INC·Filed 2016·Granted May 29, 2018·141 cites·21 claims
- 0299US9729439B2Network packet flow controller128 TECH INC·Filed 2014·Granted Aug 8, 2017·165 cites·22 claims
- 0398US11165863B1Network neighborhoods for establishing communication relationships between communication interfaces in an administrative domain128 TECH INC·Filed 2018·Granted Nov 2, 2021·37 cites·20 claims
- 0498US10277506B2Stateful load balancing in a stateless network128 TECH INC·Filed 2014·Granted Apr 30, 2019·129 cites·29 claims
- 0598US10200264B2Link status monitoring based on packet loss detection128 TECH INC·Filed 2016·Granted Feb 5, 2019·220 cites·21 claims
- 0697US7002973B2System and method for assisting in controlling real-time transport protocol flow through multiple networks via use of a cluster of session routersACME PACKET INC·Filed 2001·Granted Feb 21, 2006·192 cites·62 claims
- 0796US11153202B2Service and topology exchange protocol128 TECH INC·Filed 2019·Granted Oct 19, 2021·15 cites·29 claims
- 0896US10999182B2Routing using segment-based metrics128 TECH INC·Filed 2019·Granted May 4, 2021·17 cites·22 claims
- 0996US7031311B2System and method for providing rapid rerouting of real-time multi-media flowsACME PACKET INC·Filed 2001·Granted Apr 18, 2006·161 cites·31 claims
- 1095US7028092B2System and method for assisting in controlling real-time transport protocol flow through multiple networks via media flow routingACME PACKET INC·Filed 2001·Granted Apr 11, 2006·166 cites·62 claims
- 1195US5841854AWireless telephone integration system and method for call centers and workgroupsPRIORITY CALL MANAGEMENT INC·Filed 1997·Granted Nov 24, 1998·208 cites·18 claims
- 1294US11329912B2Source-based routing128 TECH INC·Filed 2019·Granted May 10, 2022·12 cites·21 claims
- 1394US7133923B2System and method for assisting in controlling real-time transport protocol flow through multiple networks via screeningACME PACKET INC·Filed 2001·Granted Nov 7, 2006·165 cites·53 claims
- 1493US7376731B2System and method for providing statistics gathering within a packet networkACME PACKET INC·Filed 2002·Granted May 20, 2008·188 cites·15 claims
- 1592US11503116B1Network neighborhoods for establishing communication relationships between communication interfaces in an administrative domain128 TECH INC·Filed 2021·Granted Nov 15, 2022·2 cites·20 claims
- 1692US10432519B2Packet redirecting router128 TECH INC·Filed 2017·Granted Oct 1, 2019·10 cites·20 claims
- 1792US7817541B2Method and system of providing redundancy in a network deviceACME PACKET INC·Filed 2006·Granted Oct 19, 2010·21 cites·17 claims
- 1892US7151781B2System and method for providing session admission controlACME PACKET INC·Filed 2002·Granted Dec 19, 2006·103 cites·27 claims
- 1991US11652739B2Service related routing method and apparatus128 TECH INC·Filed 2021·Granted May 16, 2023·2 cites·20 claims
- 2091US11070465B2Distribution of multicast information in a routing system128 TECH INC·Filed 2019·Granted Jul 20, 2021·7 cites·26 claims
- 2191US10257061B2Detecting source network address translation in a communication system128 TECH INC·Filed 2016·Granted Apr 9, 2019·10 cites·25 claims
- 2290US11695687B2Distribution of multicast information in a routing system128 TECH INC·Filed 2021·Granted Jul 4, 2023·2 cites·20 claims
- 2390US10841206B2Flow modification including shared context128 TECH INC·Filed 2016·Granted Nov 17, 2020·8 cites·30 claims
- 2490US7072303B2System and method for assisting in controlling real-time transport protocol flow through multiple networksACME PACKET INC·Filed 2001·Granted Jul 4, 2006·62 cites·62 claims
- 2589US7362707B2System and method for determining flow quality statistics for real-time transport protocol data flowsACME PACKET INC·Filed 2001·Granted Apr 22, 2008·63 cites·11 claims
- 2689US6697475B1System and method for implementing an end office switch with enhanced functionality using an operating system independent distributed self-contained dynamic logic systemLHS GROUP INC·Filed 2000·Granted Feb 24, 2004·68 cites·38 claims
- 2788US7620053B2System and method for assisting in controlling real-time transport protocol flow through multiple networksACME PACKET INC·Filed 2005·Granted Nov 17, 2009·16 cites·18 claims
- 2887US6480591B1Real-time call rating and debiting system and method for multiple callsPRIORITY CALL MAN INC·Filed 2000·Granted Nov 12, 2002·45 cites·42 claims
- 2987US6311186B1Telecommunications switching system utilizing a channelized database access mechanismPRIORITY CALL MAN INC·Filed 1998·Granted Oct 30, 2001·133 cites·40 claims
- 3086US11750508B2Source-based routing128 TECH INC·Filed 2022·Granted Sep 5, 2023·1 cites·20 claims
- 3186US11451464B2Central authority for service and topology exchange128 TECH INC·Filed 2019·Granted Sep 20, 2022·5 cites·19 claims
- 3286US7142532B2System and method for improving communication between a switched network and a packet networkACME PACKET INC·Filed 2001·Granted Nov 28, 2006·49 cites·44 claims
- 3385US7633943B2System and method for providing rapid rerouting of real-time multi-media flowsACME PACKET INC·Filed 2006·Granted Dec 15, 2009·12 cites·5 claims
- 3484US8072966B2Method and system of partitioning a signaling protocolMELAMPY PATRICK JOHN·Filed 2006·Granted Dec 6, 2011·9 cites·21 claims
- 3584US7193996B2System and method for determining a source of an internet protocol packetACME PACKET INC·Filed 2002·Granted Mar 20, 2007·58 cites·21 claims
- 3683US11005749B2Multicast source and receiver access control128 TECH INC·Filed 2019·Granted May 11, 2021·4 cites·20 claims
- 3783US10091099B2Session continuity in the presence of network address translation128 TECH INC·Filed 2016·Granted Oct 2, 2018·6 cites·22 claims
- 3883US7764679B2System and method for determining flow quality statistics for real-time transport protocol data flowsACME PACKET INC·Filed 2006·Granted Jul 27, 2010·10 cites·20 claims
- 3981US6058173AReal-time call rating and debiting systemLHS GROUP INC·Filed 1998·Granted May 2, 2000·92 cites·16 claims
- 4080US2025141800A1Reverse forwarding information base enforcement128 TECH INC·Filed 2024·Application pending·0 cites
- 4179US5493607AMulti-system network addressingBOSTON TECH INC·Filed 1992·Granted Feb 20, 1996·101 cites·11 claims
- 4278US12184533B2Routing using segment-based metrics128 TECH INC·Filed 2023·Granted Dec 31, 2024·0 cites·20 claims
- 4378US11075836B2Reverse forwarding information base enforcement128 TECH INC·Filed 2016·Granted Jul 27, 2021·2 cites·21 claims
- 4477US12231327B2Reverse forwarding information base enforcement128 TECH INC·Filed 2023·Granted Feb 18, 2025·0 cites·18 claims
- 4576US9923833B2Network packet flow controller128 TECH INC·Filed 2017·Granted Mar 20, 2018·2 cites·22 claims
- 4676US6606668B1System and method for least cost routing and managing multiple gatekeepers on a packet switched networkPRIORITY CALL MAN INC·Filed 1998·Granted Aug 12, 2003·92 cites·60 claims
- 4775US8204064B2Method and system of session media negotiationMELAMPY PATRICK JOHN·Filed 2006·Granted Jun 19, 2012·4 cites·13 claims
- 4875US7764612B2Controlling access to a host processor in a session border controllerACME PACKET INC·Filed 2005·Granted Jul 27, 2010·7 cites·42 claims
- 4975US6636593B1Multiple system management point nodes using dynamically transportable logic for system configuration managementPRIORITY CALL MAN INC·Filed 2000·Granted Oct 21, 2003·23 cites·37 claims
- 5074US5659599AVoice mail network and networking methodBOSTON TECH INC·Filed 1994·Granted Aug 19, 1997·74 cites·3 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →