Inventor · disambiguated record
Ileana A. Leuca
Also filed as: LEUCA ILEANA · LEUCA ILEANA A · LEUCA ILEANA ANA
40 granted patents·7 pending applications·2,052 citations·filing 1993–2018
98Inventor score
Files withAT & T WIRELESS SERVICES INC12AT & T MOBILITY II LLC9AT & T IP I LP4CINGULAR WIRELESS II LLC3AT & T WIRELESS SVCS INC2
Top patents by PatentIndex Score
47 records- 0197US5675629ACordless cellular system base stationAT & T WIRELESS SERVICES INC·Filed 1995·Granted Oct 7, 1997·467 cites·21 claims
- 0296US6611692B2Cordless cellular systemAT & T WIRELESS SERVICES INC·Filed 2002·Granted Aug 26, 2003·157 cites·8 claims
- 0396US5911120AWireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progressAT & T WIRELESS SERVICES·Filed 1995·Granted Jun 8, 1999·291 cites·6 claims
- 0493US6282421B1System and method for automatic registration notification for over-the-air activationAT & T WIRELESS SERVICES INC·Filed 2000·Granted Aug 28, 2001·56 cites·30 claims
- 0593US6035193ATelephone system having land-line-supported private base station switchable into cellular networkAT & T WIRELESS SERVICES INC·Filed 1996·Granted Mar 7, 2000·214 cites·46 claims
- 0691US6681118B2Method of providing cellular and landline cordless service using a dual mode mobile telephoneAT & T WIRELESS SERVICES INC·Filed 2002·Granted Jan 20, 2004·59 cites·7 claims
- 0790USRE40243EMethod of wireless retrieval of informationCINGULAR WIRELESS II LLC·Filed 2006·Granted Apr 15, 2008·15 cites·48 claims
- 0888US6735432B1Cordless cellular system and methodAT & T WIRELESS SERVICES INC·Filed 1998·Granted May 11, 2004·112 cites·7 claims
- 0986US6493430B2Method of wireless retrieval of informationAT & T WIRELESS SERVICES INC·Filed 1996·Granted Dec 10, 2002·101 cites·25 claims
- 1082US6188899B1System and method for automatic registration notification for over-the-air activationAT & T WIRELESS SVCS INC·Filed 1996·Granted Feb 13, 2001·66 cites·32 claims
- 1181US6169895B1Landline-supported private base station for collecting data and switchable into a cellular networkAT & T WIRELESS SVCS INC·Filed 1996·Granted Jan 2, 2001·95 cites·19 claims
- 1280US7035646B2Cordless cellular systemCINGULAR WIRELESS II LLC·Filed 2003·Granted Apr 25, 2006·22 cites·20 claims
- 1379US5946615AMobile network geographic address translationAT & T WIRELESS SERVICES INC·Filed 1996·Granted Aug 31, 1999·102 cites·24 claims
- 1479US5940740AMethod and apparatus for message transmission verificationAT & T WIRELESS SERVICES INC·Filed 1996·Granted Aug 17, 1999·70 cites·6 claims
- 1576US6915132B2System and method for automatic registration notification for over-the-air activationAT & T WIRELESS SERVICES INC·Filed 2001·Granted Jul 5, 2005·13 cites·27 claims
- 1675US6687374B2Multi-service network interface for FDM communications systemsAT & T WIRELESS SERVICES INC·Filed 2001·Granted Feb 3, 2004·33 cites·8 claims
- 1774USRE40780EMethod of wireless retrieval of informationAT & T MOBILITY II LLC·Filed 2003·Granted Jun 23, 2009·14 cites·28 claims
- 1874US5574776ACall redirection feature for relay servicesLUCENT TECHNOLOGIES INC·Filed 1993·Granted Nov 12, 1996·74 cites·10 claims
- 1973US7613456B2System and method for automatic registration notification for over-the-air activationAT & T MOBILITY II LLC·Filed 2004·Granted Nov 3, 2009·10 cites·21 claims
- 2071US9094774B2Apparatus and methods for maintaining service continuity when transitioning between mobile network operatorsSMITH DAVID K·Filed 2012·Granted Jul 28, 2015·2 cites·20 claims
- 2171US8001253B2Network access using network identificationAT & T MOBILITY II LLC·Filed 2010·Granted Aug 16, 2011·2 cites·20 claims
- 2269US8515423B2System and method for automatic registration notification for over-the-air activationCHATTERJEE ARUN K·Filed 2012·Granted Aug 20, 2013·1 cites·4 claims
- 2368US8301140B2System and method for automatic registration notification for over-the-air activationCHATTERJEE ARUN K·Filed 2009·Granted Oct 30, 2012·2 cites·3 claims
- 2467US7805521B2Network access using network identificationAT & T MOBILITY II LLC·Filed 2009·Granted Sep 28, 2010·2 cites·9 claims
- 2565US8600404B2Delivery of network servicesSHAW VENSON M·Filed 2012·Granted Dec 3, 2013·1 cites·17 claims
- 2662US6219542B1Method and apparatus for message transmission verificationAT & T CORP·Filed 1998·Granted Apr 17, 2001·34 cites·10 claims
- 2761US10530648B2Apparatus and methods for maintaining service continuity when transitioning between mobile network operatorsAT & T IP I LP·Filed 2018·Granted Jan 7, 2020·0 cites·20 claims
- 2860US7548978B2Network access using network identificationAT & T MOBILITY II LLC·Filed 2001·Granted Jun 16, 2009·5 cites·20 claims
- 2960US6845391B1Method and apparatus for message transmission verificationAT & T WIRELESS SERVICES INC·Filed 2000·Granted Jan 18, 2005·5 cites·12 claims
- 3058US10020992B2Apparatus and methods for maintaining service continuity when transitioning between mobile network operatorsAT & T IP I LP·Filed 2017·Granted Jul 10, 2018·0 cites·20 claims
- 3158US8874109B2System and method for automatic registration notification for over-the-air activationAT & T MOBILITY II LLC·Filed 2013·Granted Oct 28, 2014·0 cites·14 claims
- 3258US8249615B2Delivery of network servicesSHAW VENSON M·Filed 2003·Granted Aug 21, 2012·4 cites·16 claims
- 3357US9686135B2Apparatus and methods for maintaining service continuity when transitioning between mobile network operatorsAT & T IP I LP·Filed 2016·Granted Jun 20, 2017·0 cites·18 claims
- 3456US9699126B2On-demand spam reportingAT & T MOBILITY II LLC·Filed 2015·Granted Jul 4, 2017·0 cites·20 claims
- 3555US9455869B2Apparatus and methods for maintaining service continuity when transitioning between mobile network operatorsAT & T IP I LP·Filed 2015·Granted Sep 27, 2016·0 cites·20 claims
- 3653US7957724B2Method and apparatus for indicating to a wireless network the operational mode of a wireless communicatorAT & T MOBILITY II LLC·Filed 2008·Granted Jun 7, 2011·0 cites·13 claims
- 3751US9070116B2On-demand spam reportingLEUCA ILEANA A·Filed 2009·Granted Jun 30, 2015·2 cites·17 claims
- 3848US7328248B2Method and apparatus for message transmission verificationCINGULAR WIRELESS II LLC·Filed 2005·Granted Feb 5, 2008·0 cites·23 claims
- 3946US2002041593A1Methods and systems for managing the routing of packets over a hybrid communication networkFiled 2001·Application pending·0 cites
- 4043US7209457B1Methods and systems for managing the routing of packets over a hybrid communication networkCINGULAR WIRELESS II L L C·Filed 1997·Granted Apr 24, 2007·14 cites·23 claims
- 4142US2004203346A1System and method for integrating local-area and wide-area wireless networksFiled 2002·Application pending·0 cites
- 4241US2004082314A1Delivery of network servicesFiled 2003·Application pending·0 cites
- 4341US2004127200A1Delivery of network servicesFiled 2003·Application pending·0 cites
- 4440US2003115345A1Methods and apparatus for masking destination addresses to reduce traffic over a communication linkFiled 2002·Application pending·0 cites
- 4540US2002165972A1Methods and apparatus for use in reducing traffic over a communication link used by a computer networkFiled 2002·Application pending·0 cites
- 4637US2002186835A1Multi-service network interface method for frequency-division multiplexed communications systemsFiled 2001·Application pending·0 cites
- 4736US7457613B1Method and apparatus for indicating to a wireless network the operational mode of a wireless communicatorAT & T MOBILITY II LLC·Filed 1995·Granted Nov 25, 2008·7 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →