Inventor · disambiguated record
Stewart H. Maxwell
Also filed as: MAXWELL STEWART · MAXWELL STEWART H · MAXWELL STEWART HODDE
19 granted patents·2 pending applications·953 citations·filing 1997–2018
96Inventor score
Files withNORTEL NETWORKS LTD8APPLE INC4MAXWELL STEWART H2NORTHERN TELECOM LTD2ROCKSTAR CONSORTIUM US LP2
Top patents by PatentIndex Score
21 records- 0192US7660584B2Using an access point name to select an access gateway nodeNORTEL NETWORKS LTD·Filed 2006·Granted Feb 9, 2010·24 cites·23 claims
- 0292US6490451B1System and method for providing packet-switched telephonyNORTEL NETWORKS LTD·Filed 1999·Granted Dec 3, 2002·213 cites·54 claims
- 0392US6470181B1Method and apparatus for simultaneous text and audio for sponsored callsNORTEL NETWORKS LTD·Filed 1998·Granted Oct 22, 2002·206 cites·36 claims
- 0491US7773571B1Transfer of policy and charging rules during MIP handoverNORTEL NETWORKS LTD·Filed 2007·Granted Aug 10, 2010·23 cites·20 claims
- 0591US6175622B1Virtual private network for a telephone networkNORTHERN TELECOM LTD·Filed 1998·Granted Jan 16, 2001·205 cites·16 claims
- 0689US7869393B2Providing a data function in an access gateway nodeNORTEL NETWORKS LTD·Filed 2006·Granted Jan 11, 2011·14 cites·10 claims
- 0782US7995564B1Geographic redundancy for call servers in a cellular system based on a bearer-independent core networkNORTEL NETWORKS LTD·Filed 2009·Granted Aug 9, 2011·7 cites·9 claims
- 0880US6374110B1Interface between cellular and wired networks with enhanced subscriber mobilityNORTEL NETWORKS LTD·Filed 2000·Granted Apr 16, 2002·29 cites·20 claims
- 0980US6181927B1Sponsored call and cell serviceNORTEL NETWORKS CORP·Filed 1998·Granted Jan 30, 2001·147 cites·19 claims
- 1079US8576700B2Geographic redundancy for call servers in a cellular system based on a bearer-independent core networkBOUDREAUX PAUL·Filed 2011·Granted Nov 5, 2013·5 cites·10 claims
- 1177US9504043B2Providing a data function in an access gateway nodeAPPLE INC·Filed 2014·Granted Nov 22, 2016·2 cites·15 claims
- 1277US7532568B1Geographic redundancy for call servers in a cellular system based on a bearer-independent core networkNORTEL NETWORKS LTD·Filed 2003·Granted May 12, 2009·18 cites·9 claims
- 1372US9019891B2Providing a data function in an access gateway nodeMAXWELL STEWART H·Filed 2010·Granted Apr 28, 2015·2 cites·17 claims
- 1469US6167271AInterface between cellular and wired networks with enhanced subscriber mobilityNORTHERN TELECOM LTD·Filed 1997·Granted Dec 26, 2000·55 cites·30 claims
- 1561US10575309B2Providing a data function in an access gateway nodeAPPLE INC·Filed 2018·Granted Feb 25, 2020·0 cites·20 claims
- 1660US9504044B2Providing a data function in an access gateway nodeAPPLE INC·Filed 2014·Granted Nov 22, 2016·0 cites·20 claims
- 1755US10039109B2Providing a data function in an access gateway nodeAPPLE INC·Filed 2015·Granted Jul 31, 2018·0 cites·20 claims
- 1854US2014064130A1Geographic redundancy for call servers in a cellular system based on a bearer-independent core networkROCKSTAR CONSORTIUM US LP·Filed 2013·Application pending·0 cites
- 1951US8443087B2System for managing sessions and connections in a networkKAMBOH AMEEL·Filed 2004·Granted May 14, 2013·3 cites·5 claims
- 2049US8599752B2Providing a data function in an access gateway nodeMAXWELL STEWART H·Filed 2010·Granted Dec 3, 2013·0 cites·13 claims
- 2148US2013254410A1System for managing sessions and connections in a networkROCKSTAR CONSORTIUM US LP·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →