Inventor · disambiguated record
Sarangarajan Parthasarathy
Also filed as: PARTHASARATHY SARANGARAJAN
50 granted patents·4 pending applications·1,236 citations·filing 1997–2022
98Inventor score
Files withMICROSOFT TECHNOLOGY LICENSING LLC15AT & T IP II LP12AT & T CORP10NUANCE COMMUNICATIONS INC3PARTHASARATHY SARANGARAJAN3
Top patents by PatentIndex Score
54 records- 0198US7451081B1System and method of performing speech recognition based on a user identifierAT & T CORP·Filed 2007·Granted Nov 11, 2008·216 cites·20 claims
- 0296US7930179B1Unsupervised speaker segmentation of multi-speaker speech dataAT&T IP II LP·Filed 2007·Granted Apr 19, 2011·67 cites·20 claims
- 0396US7386443B1System and method for mobile automatic speech recognitionAT & T CORP·Filed 2004·Granted Jun 10, 2008·112 cites·23 claims
- 0495US8082147B2System and method for mobile automatic speech recognitionPARTHASARATHY SARANGARAJAN·Filed 2010·Granted Dec 20, 2011·38 cites·18 claims
- 0595US7295970B1Unsupervised speaker segmentation of multi-speaker speech dataAT & T CORP·Filed 2003·Granted Nov 13, 2007·141 cites·35 claims
- 0694US7822603B1System and method for mobile automatic speech recognitionAT & T IP II LP·Filed 2008·Granted Oct 26, 2010·25 cites·15 claims
- 0792US9583104B2Suggesting intent frame(s) for user request(s)MICROSOFT TECHNOLOGY LICENSING LLC·Filed 2015·Granted Feb 28, 2017·9 cites·20 claims
- 0892US8296138B2System and method for mobile automatic speech recognitionPARTHASARATHY SARANGARAJAN·Filed 2011·Granted Oct 23, 2012·20 cites·20 claims
- 0992US7209880B1Systems and methods for dynamic re-configurable speech recognitionAT & T CORP·Filed 2002·Granted Apr 24, 2007·82 cites·22 claims
- 1090US11527238B2Internal language model for E2E modelsMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2021·Granted Dec 13, 2022·3 cites·20 claims
- 1188US8185400B1System and method for isolating and processing common dialog cuesGOFFIN VINCENT J·Filed 2005·Granted May 22, 2012·26 cites·7 claims
- 1288US6405166B1Multimedia search apparatus and method for searching multimedia content using speaker detection by audio dataAT & T CORP·Filed 2001·Granted Jun 11, 2002·62 cites·34 claims
- 1388US6330536B1Method and apparatus for speaker identification using mixture discriminant analysis to develop speaker modelsAT & T CORP·Filed 2001·Granted Dec 11, 2001·49 cites·22 claims
- 1486US9734826B2Token-level interpolation for class-based language modelsMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2015·Granted Aug 15, 2017·8 cites·20 claims
- 1586US9201859B2Suggesting intent frame(s) for user request(s)LANDRY SHANE J·Filed 2011·Granted Dec 1, 2015·11 cites·20 claims
- 1684US9384188B1Transcription correction using multi-token structuresMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2015·Granted Jul 5, 2016·7 cites·20 claims
- 1784US7949528B2System and method for spelling recognition using speech and non-speech inputAT & T IP II LP·Filed 2009·Granted May 24, 2011·10 cites·20 claims
- 1883US7664636B1System and method for indexing voice mail messages by speakerAT & T IP II LP·Filed 2000·Granted Feb 16, 2010·32 cites·12 claims
- 1982US9947317B2Pronunciation learning through correction logsMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2017·Granted Apr 17, 2018·5 cites·20 claims
- 2082US9058810B2System and method of performing user-specific automatic speech recognitionGAJIC BOJANA·Filed 2012·Granted Jun 16, 2015·8 cites·20 claims
- 2182US8924212B1System and method for robust access and entry to large structured data using voice form-fillingALLAUZEN CYRIL GEORGES LUC·Filed 2005·Granted Dec 30, 2014·15 cites·23 claims
- 2282US8099284B2System and method for speech recognition systemARIZMENDI IKER·Filed 2010·Granted Jan 17, 2012·11 cites·20 claims
- 2379US9892728B2System and method for mobile automatic speech recognitionNUANCE COMMUNICATIONS INC·Filed 2016·Granted Feb 13, 2018·2 cites·20 claims
- 2479US9529794B2Flexible schema for language model customizationMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2014·Granted Dec 27, 2016·4 cites·20 claims
- 2579US5913192ASpeaker identification with user-selected password phrasesAT & T CORP·Filed 1997·Granted Jun 15, 1999·90 cites·14 claims
- 2678US7574356B2System and method for spelling recognition using speech and non-speech inputAT & T IP II LP·Filed 2004·Granted Aug 11, 2009·19 cites·23 claims
- 2777US8532995B2System and method for isolating and processing common dialog cuesGOFFIN VINCENT J·Filed 2012·Granted Sep 10, 2013·6 cites·20 claims
- 2876US9972311B2Language model optimization for in-domain applicationMICROSOFT CORP·Filed 2014·Granted May 15, 2018·6 cites·19 claims
- 2976US9454962B2Sentence simplification for spoken language understandingTUR GOKHAN·Filed 2011·Granted Sep 27, 2016·5 cites·20 claims
- 3076US8145481B2System and method of performing user-specific automatic speech recognitionGAJIC BOJANA·Filed 2008·Granted Mar 27, 2012·7 cites·22 claims
- 3175US10529326B2Suggesting intent frame(s) for user request(s)MICROSOFT TECHNOLOGY LICENSING LLC·Filed 2017·Granted Jan 7, 2020·2 cites·20 claims
- 3273US6233555B1Method and apparatus for speaker identification using mixture discriminant analysis to develop speaker modelsAT & T CORP·Filed 1998·Granted May 15, 2001·59 cites·18 claims
- 3372US8688444B2System and method for mobile automatic speech recognitionAT & T IP II LP·Filed 2012·Granted Apr 1, 2014·2 cites·20 claims
- 3471US9589562B2Pronunciation learning through correction logsMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2014·Granted Mar 7, 2017·4 cites·20 claims
- 3571US7711568B2System and method for speech recognition servicesAT & T IP II LP·Filed 2003·Granted May 4, 2010·15 cites·28 claims
- 3670US10497367B2Flexible schema for language model customizationMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2016·Granted Dec 3, 2019·1 cites·20 claims
- 3769US6317710B1Multimedia search apparatus and method for searching multimedia content using speaker detection by audio dataAT & T CORP·Filed 1999·Granted Nov 13, 2001·52 cites·18 claims
- 3866US8189783B1Systems, methods, and programs for detecting unauthorized use of mobile communication devices or systemsBEGEJA LEE·Filed 2005·Granted May 29, 2012·3 cites·8 claims
- 3964US8571861B2System and method for processing speech recognitionAT & T IP II LP·Filed 2012·Granted Oct 29, 2013·1 cites·17 claims
- 4061US8229747B2System and method for spelling recognition using speech and non-speech inputPARTHASARATHY SARANGARAJAN·Filed 2011·Granted Jul 24, 2012·1 cites·20 claims
- 4160US10607600B2System and method for mobile automatic speech recognitionNUANCE COMMUNICATIONS INC·Filed 2018·Granted Mar 31, 2020·0 cites·20 claims
- 4257US9460709B2System and method for mobile automatic speech recognitionAT & T IP II LP·Filed 2014·Granted Oct 4, 2016·0 cites·20 claims
- 4354US9165554B2System and method for robust access and entry to large structured data using voice form-fillingAT & T IP II LP·Filed 2014·Granted Oct 20, 2015·0 cites·20 claims
- 4453US8346539B2System and method for indexing voice mail messages by speakerAT & T IP II LP·Filed 2009·Granted Jan 1, 2013·0 cites·15 claims
- 4552US12354600B2Fast and efficient text only adaptation for factorized neural transducerMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2022·Granted Jul 8, 2025·0 cites·16 claims
- 4650US9824682B2System and method for robust access and entry to large structured data using voice form-fillingNUANCE COMMUNICATIONS INC·Filed 2015·Granted Nov 21, 2017·0 cites·11 claims
- 4750US8750464B2System and method for indexing voice mail messages by speakerAT & T IP II LP·Filed 2012·Granted Jun 10, 2014·0 cites·20 claims
- 4848US9672202B2Context-aware re-formating of an inputMICROSOFT CORP·Filed 2014·Granted Jun 6, 2017·0 cites·18 claims
- 4948US2017011025A1Sentence simplification for spoken language understandingMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2016·Application pending·0 cites
- 5048US2008015848A1System and Method for Speech Recognition SystemAT & T CORP·Filed 2007·Application pending·0 cites
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →