Inventor · disambiguated record
David Grabelsky
Also filed as: GRABELSKY DAVID · GRABELSKY DAVID A
39 granted patents·4 pending applications·4,646 citations·filing 1998–2011
99Inventor score
Top patents by PatentIndex Score
43 records- 0199US6055236AMethod and system for locating network services with distributed network address translation3COM CORP·Filed 1999·Granted Apr 25, 2000·782 cites·29 claims
- 0298US7440442B2IP-based enhanced emergency services using intelligent client devices3COM CORP·Filed 2003·Granted Oct 21, 2008·214 cites·32 claims
- 0398US6822957B1Distributed network address translation for a network telephony system3COM CORP·Filed 2000·Granted Nov 23, 2004·224 cites·41 claims
- 0497US6353614B1Method and protocol for distributed network address translation3COM CORP·Filed 1998·Granted Mar 5, 2002·376 cites·42 claims
- 0597US6353891B1Control channel security for realm specific internet protocol3COM CORP·Filed 2000·Granted Mar 5, 2002·337 cites·20 claims
- 0696US8027333B2IP-based enhanced emergency services using intelligent client devicesHEWLETT PACKARD CO·Filed 2008·Granted Sep 27, 2011·63 cites·40 claims
- 0796US7032242B1Method and system for distributed network address translation with network security features3COM CORP·Filed 1999·Granted Apr 18, 2006·333 cites·33 claims
- 0896US6678250B1Method and system for monitoring and management of the performance of real-time networks3COM CORP·Filed 1999·Granted Jan 13, 2004·372 cites·5 claims
- 0996US6567405B1Method and protocol for distributed network address translation3COM CORP·Filed 2002·Granted May 20, 2003·128 cites·10 claims
- 1095US6697354B1Method and system for distributed network address translation for mobile network devices3COM CORP·Filed 1998·Granted Feb 24, 2004·243 cites·25 claims
- 1193US8509225B2IP-based enhanced emergency services using intelligent client devicesGRABELSKY DAVID·Filed 2011·Granted Aug 13, 2013·22 cites·19 claims
- 1293US7613170B1Method and apparatus for PSTN-based IP active call recovery and re-routing3COM CORP·Filed 2004·Granted Nov 3, 2009·71 cites·39 claims
- 1391US7860089B2Method and system for network based call-pickupHEWLETT PACKARD CO·Filed 2008·Granted Dec 28, 2010·19 cites·19 claims
- 1488US7702726B1System and methods for providing presence services in IP network3COM CORP·Filed 2002·Granted Apr 20, 2010·50 cites·17 claims
- 1588US7480723B2Method and system for providing directory based services3COM CORP·Filed 2003·Granted Jan 20, 2009·64 cites·13 claims
- 1688US6766377B1Media gateway proxy3COM CORP·Filed 2000·Granted Jul 20, 2004·56 cites·15 claims
- 1788US6708219B1Method and system for dual-network address utilization3COM CORP·Filed 1999·Granted Mar 16, 2004·186 cites·24 claims
- 1888US6650619B1Method and system for facilitating increased call traffic by reducing signaling load in an emergency modeUTSTARCOM INC·Filed 1999·Granted Nov 18, 2003·101 cites·76 claims
- 1986US7450560B1Method for address mapping in a network access system and a network access device for use therewith3COM CORP·Filed 2000·Granted Nov 11, 2008·52 cites·21 claims
- 2086US6996621B1Method for supporting secondary address delivery on remote access servers3COM CORP·Filed 2000·Granted Feb 7, 2006·52 cites·18 claims
- 2184US7417988B1Method and system for network based call-pickup3COM CORP·Filed 2003·Granted Aug 26, 2008·31 cites·26 claims
- 2282US6966003B1System and method for switching security associations3COM CORP·Filed 2001·Granted Nov 15, 2005·35 cites·26 claims
- 2382US6785374B2Method and apparatus for providing transaction capabilities application part information in a session initiation protocol systemFiled 2002·Granted Aug 31, 2004·34 cites·35 claims
- 2482US6781982B1Method and system for allocating persistent private network addresses between private networks3COM CORP·Filed 1999·Granted Aug 24, 2004·125 cites·22 claims
- 2582US6768743B1Method and system for address server redirection for multiple address networks3COM CORP·Filed 1999·Granted Jul 27, 2004·123 cites·24 claims
- 2680US7564835B1System and method for maximizing the use of bandwidth optimization techniques in voice-over-packet connections3COM CORP·Filed 2002·Granted Jul 21, 2009·31 cites·31 claims
- 2780US7453815B1Method and system for monitoring and management of the performance of real-time networks3COM CORP·Filed 2003·Granted Nov 18, 2008·25 cites·17 claims
- 2879US8539552B1System and method for network based policy enforcement of intelligent-client featuresGRABELSKY DAVID·Filed 2003·Granted Sep 17, 2013·30 cites·25 claims
- 2978US6954454B1Architecture for a central office using IP technologyUT STARCOM INC·Filed 1999·Granted Oct 11, 2005·101 cites·49 claims
- 3076US6625119B1Method and system for facilitating increased call traffic by switching to a low bandwidth encoder in a public emergency mode3COM CORP·Filed 1999·Granted Sep 23, 2003·69 cites·27 claims
- 3176US6381638B1System and method for options based address reuse3COM CORP·Filed 1999·Granted Apr 30, 2002·88 cites·30 claims
- 3275US8547967B2Method and apparatus for PSTN-based IP active call recovery and re-routingGRABELSKY DAVID A·Filed 2011·Granted Oct 1, 2013·4 cites·20 claims
- 3375US6948074B1Method and system for distributed generation of unique random numbers for digital tokens3COM CORP·Filed 2000·Granted Sep 20, 2005·20 cites·27 claims
- 3474US7634577B1Media gateway proxy3COM CORP·Filed 2004·Granted Dec 15, 2009·18 cites·18 claims
- 3570US6937610B1Method and protocol for a medium access control layer for local area networks with multiple-priority traffic3COM CORP·Filed 2000·Granted Aug 30, 2005·12 cites·15 claims
- 3670US6169744B1Method and protocol for a medium access control layer for local area networks with multiple-priority traffic3COM CORP·Filed 1998·Granted Jan 2, 2001·61 cites·27 claims
- 3765US6711159B1Load balancing among media gateways3COM CORP·Filed 1999·Granted Mar 23, 2004·54 cites·26 claims
- 3862US7990955B2Method and apparatus for PSTN-based IP active call recovery and re-routingHEWLETT PACKARD CO·Filed 2009·Granted Aug 2, 2011·1 cites·17 claims
- 3955US6006271AMethod and protocol for complete collision avoidance contention resolution in local area networks3COM CORP·Filed 1998·Granted Dec 21, 1999·39 cites·30 claims
- 4045US2010107226A1System and Methods for Providing Presence Services In IP Network3COM CORP·Filed 2010·Application pending·0 cites
- 4144US2004176128A1System, mobile communications unit, and softswitch method and apparatus for establishing an Internet Protocol communication link3COM CORP·Filed 2003·Application pending·0 cites
- 4243US2004003046A1System and methods for providing instant services in an internet protocol network3COM CORP·Filed 2001·Application pending·0 cites
- 4339US2007106683A1Distributed database3COM CORP·Filed 2005·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →