Inventor · disambiguated record
Duncan Kirkwood Sparrell
Also filed as: SPARRELL DUNCAN · SPARRELL DUNCAN K · SPARRELL DUNCAN KIRKWOOD
11 granted patents·122 citations·filing 1983–2021
88Inventor score
Top patents by PatentIndex Score
11 records- 0184US7663626B2Method and apparatus for providing a network traffic composite graphAT & T CORP·Filed 2006·Granted Feb 16, 2010·16 cites·13 claims
- 0281US4999829AAutomatic fault recovery in a packet networkAT & T BELL LAB·Filed 1989·Granted Mar 12, 1991·71 cites·29 claims
- 0380US8713141B1System and method for monitoring network activityLIU DANIELLE·Filed 2005·Granted Apr 29, 2014·10 cites·22 claims
- 0477US10091245B2Decoupling hardware and software components of network security devices to provide security software as a service in a distributed computing environmentAT & T IP I LP·Filed 2016·Granted Oct 2, 2018·2 cites·20 claims
- 0570US4581737ABit compression multiplexingAT & T BELL LAB·Filed 1983·Granted Apr 8, 1986·23 cites·12 claims
- 0664US11575713B2Decoupling hardware and software components of network security devices to provide security software as a service in a distributed computing environmentKYOCERA CORP·Filed 2021·Granted Feb 7, 2023·0 cites·18 claims
- 0760US11652847B2Decoupling hardware and software components of network security devices to provide security software as a service in a distributed computing environmentKYOCERA CORP·Filed 2018·Granted May 16, 2023·0 cites·20 claims
- 0852US9456003B2Decoupling hardware and software components of network security devices to provide security software as a service in a distributed computing environmentAT & T IP I LP·Filed 2013·Granted Sep 27, 2016·0 cites·20 claims
- 0952US8660114B2Method and apparatus for routing dataRAMASWAMI VAIDYANATHAN·Filed 2011·Granted Feb 25, 2014·0 cites·20 claims
- 1052US8094650B2Method and apparatus for routing dataRAMASWAMI VAIDYANATHAN·Filed 2008·Granted Jan 10, 2012·0 cites·24 claims
- 1148US7369542B1Method and apparatus for routing dataAT & T CORP·Filed 2004·Granted May 6, 2008·0 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →