Inventor · disambiguated record
Raghuram Ranganathan
Also filed as: RANGANATHAN RAGHURAM
40 granted patents·9 pending applications·71 citations·filing 2008–2025
96Inventor score
Files withNIELSEN CO US LLC45MIKHAEL WASFY1MIKHAEL WASFY B1SRINIVASAN VENUGOPAL1UNIV CENTRAL FLORIDA RES FOUND1
Top patents by PatentIndex Score
49 records- 0197US11463787B1Methods and apparatus to generate a signature based on signature candidatesNIELSEN CO US LLC·Filed 2021·Granted Oct 4, 2022·6 cites·20 claims
- 0296US9668020B2Signature retrieval and matching for media monitoringNIELSEN CO US LLC·Filed 2014·Granted May 30, 2017·28 cites·24 claims
- 0394US11765412B2Signature matching with meter data aggregation for media identificationNIELSEN CO US LLC·Filed 2022·Granted Sep 19, 2023·3 cites·20 claims
- 0494US11533535B2Signature retrieval and matching for media monitoringNIELSEN CO US LLC·Filed 2020·Granted Dec 20, 2022·3 cites·18 claims
- 0594US11252460B2Signature matching with meter data aggregation for media identificationNIELSEN CO US LLC·Filed 2020·Granted Feb 15, 2022·3 cites·20 claims
- 0694US10863236B2Methods and apparatus to optimize reference signature matching using watermark matchingNIELSEN CO US LLC·Filed 2018·Granted Dec 8, 2020·9 cites·20 claims
- 0790US10129591B2Signature retrieval and matching for media monitoringNIELSEN CO US LLC·Filed 2017·Granted Nov 13, 2018·5 cites·20 claims
- 0887US10841650B2Signature retrieval and matching for media monitoringNIELSEN CO US LLC·Filed 2018·Granted Nov 17, 2020·3 cites·20 claims
- 0984US11544321B2Scalable architectures for reference signature matching and updatingNIELSEN CO US LLC·Filed 2021·Granted Jan 3, 2023·1 cites·20 claims
- 1084US10868620B2Methods and apparatus for optimizing station reference fingerprint loading using reference watermarksNIELSEN CO US LLC·Filed 2018·Granted Dec 15, 2020·2 cites·20 claims
- 1182US10909173B2Scalable architectures for reference signature matching and updatingNIELSEN CO US LLC·Filed 2016·Granted Feb 2, 2021·2 cites·20 claims
- 1281US12445681B2Methods and apparatus to optimize reference signature matching using watermark matchingNIELSEN CO US LLC·Filed 2024·Granted Oct 14, 2025·0 cites·20 claims
- 1379US12058422B2Scalable architectures for reference signature matching and updatingNIELSEN CO US LLC·Filed 2022·Granted Aug 6, 2024·0 cites·20 claims
- 1478US12088875B2Signature retrieval and matching for media monitoringNIELSEN CO US LLC·Filed 2022·Granted Sep 10, 2024·0 cites·20 claims
- 1577US12184397B2Methods and apparatus for optimizing station reference fingerprint loading using reference watermarksNIELSEN CO US LLC·Filed 2023·Granted Dec 31, 2024·0 cites·20 claims
- 1677US11088772B1Methods and apparatus to reduce false positive signature matches due to similar media segments in different reference media assetsNIELSEN CO US LLC·Filed 2020·Granted Aug 10, 2021·1 cites·20 claims
- 1776US12177535B2Methods and apparatus to generate a signature based on signature candidatesNIELSEN CO US LLC·Filed 2023·Granted Dec 24, 2024·0 cites·20 claims
- 1876US2025097547A1Methods and apparatus to generate a signature based on signature candidatesNIELSEN CO US LLC·Filed 2024·Application pending·0 cites
- 1976US2025096917A1Methods and apparatus for optimizing station reference fingerprint loading using reference watermarksNIELSEN CO US LLC·Filed 2024·Application pending·0 cites
- 2075US12301902B2Signature matching with meter data aggregation for media identificationNIELSEN CO US LLC·Filed 2023·Granted May 13, 2025·0 cites·20 claims
- 2173US12457373B2Methods, apparatus, and articles of manufacture to identify candidates for media asset qualificationNIELSEN CO US LLC·Filed 2023·Granted Oct 28, 2025·0 cites·20 claims
- 2273US12041301B2Methods and apparatus to optimize reference signature matching using watermark matchingNIELSEN CO US LLC·Filed 2022·Granted Jul 16, 2024·0 cites·20 claims
- 2373US11785316B2Methods and apparatus to generate a signature based on signature candidatesNIELSEN CO US LLC·Filed 2022·Granted Oct 10, 2023·0 cites·20 claims
- 2472US11784737B2Methods and apparatus for optimizing station reference fingerprint loading using reference watermarksNIELSEN CO US LLC·Filed 2022·Granted Oct 10, 2023·0 cites·21 claims
- 2572US9887787B1Verification of radio station watermarking with software defined radiosNIELSEN CO US LLC·Filed 2016·Granted Feb 6, 2018·1 cites·17 claims
- 2672US2024414396A1Methods and apparatus for loading and roll-off of reference media assetsNIELSEN CO US LLC·Filed 2024·Application pending·0 cites
- 2771US12088877B1Methods and apparatus for loading and roll-off of reference media assetsNIELSEN CO US LLC·Filed 2023·Granted Sep 10, 2024·0 cites·20 claims
- 2869US12058412B2Methods and apparatus to credit media segments shared among multiple media assetsNIELSEN CO US LLC·Filed 2023·Granted Aug 6, 2024·0 cites·20 claims
- 2969US2025150656A1Signature matching with meter data aggregation for media identificationNIELSEN CO US LLC·Filed 2025·Application pending·0 cites
- 3068US11469841B2Methods and apparatus for optimizing station reference fingerprint loading using reference watermarksNIELSEN CO US LLC·Filed 2020·Granted Oct 11, 2022·0 cites·20 claims
- 3168US11438649B2Methods and apparatus to optimize reference signature matching using watermark matchingNIELSEN CO US LLC·Filed 2020·Granted Sep 6, 2022·0 cites·20 claims
- 3268US2024422207A1Methods and apparatus to accurately credit streaming sessionsNIELSEN CO US LLC·Filed 2024·Application pending·0 cites
- 3365US11689764B2Methods and apparatus for loading and roll-off of reference media assetsNIELSEN CO US LLC·Filed 2021·Granted Jun 27, 2023·0 cites·18 claims
- 3465US8552286B2Method of adaptive solar tracking using variable step sizeUNIV CENTRAL FLORIDA RES FOUND·Filed 2012·Granted Oct 8, 2013·0 cites·8 claims
- 3564US12167077B2Methods and apparatus to identify alternate language versions of media based on signature matchingNIELSEN CO US LLC·Filed 2023·Granted Dec 10, 2024·0 cites·20 claims
- 3664US11638052B2Methods, apparatus, and articles of manufacture to identify candidates for media asset qualificationNIELSEN CO US LLC·Filed 2021·Granted Apr 25, 2023·0 cites·20 claims
- 3760US2025156508A1Methods and apparatus to credit unidentified mediaNIELSEN CO US LLC·Filed 2025·Application pending·0 cites
- 3860US2023300411A1Methods and apparatus to reduce false crediting of exposure to video-on-demand media assetsNIELSEN CO US LLC·Filed 2023·Application pending·0 cites
- 3959US12095838B2Methods and apparatus to accurately credit streaming sessionsNIELSEN CO US LLC·Filed 2021·Granted Sep 17, 2024·0 cites·18 claims
- 4059US11736765B2Methods and apparatus to credit media segments shared among multiple media assetsNIELSEN CO US LLC·Filed 2020·Granted Aug 22, 2023·0 cites·17 claims
- 4157US12271449B2Methods and apparatus to credit unidentified mediaNIELSEN CO US LLC·Filed 2021·Granted Apr 8, 2025·0 cites·17 claims
- 4257US8338695B2Iterative adaptive solar tracking having variable step sizeMIKHAEL WASFY·Filed 2011·Granted Dec 25, 2012·2 cites·12 claims
- 4355US11575455B2Methods and apparatus to reduce false positive signature matches due to similar media segments in different reference media assetsNIELSEN CO US LLC·Filed 2021·Granted Feb 7, 2023·0 cites·20 claims
- 4454US10211935B2Verification of radio station watermarking with software defined radiosNIELSEN CO US LLC·Filed 2018·Granted Feb 19, 2019·0 cites·20 claims
- 4553US11558660B2Methods and apparatus to reduce false crediting of exposure to video-on-demand media assetsNIELSEN CO US LLC·Filed 2020·Granted Jan 17, 2023·0 cites·13 claims
- 4653US2025086256A1Methods and systems to identify media content using watermark metadata and mapped audio signaturesNIELSEN CO US LLC·Filed 2024·Application pending·0 cites
- 4752US11750878B2Methods and apparatus to identify alternate language versions of media based on signature matchingNIELSEN CO US LLC·Filed 2020·Granted Sep 5, 2023·0 cites·21 claims
- 4845US8144759B2Adaptive methods employing optimal convergence factors for processing complex signals and systemsMIKHAEL WASFY B·Filed 2008·Granted Mar 27, 2012·2 cites·20 claims
- 4945US2014279856A1Methods and apparatus to update a reference databaseSRINIVASAN VENUGOPAL·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →