Inventor · disambiguated record
Zafar Rafii
Also filed as: RAFII ZAFAR
41 granted patents·11 pending applications·134 citations·filing 2012–2025
97Inventor score
Top patents by PatentIndex Score
52 records- 0198US11749244B2Methods and apparatus to extract a pitch-independent timbre attribute from a media signalNIELSEN CO US LLC·Filed 2021·Granted Sep 5, 2023·4 cites·20 claims
- 0298US10902831B2Methods and apparatus to extract a pitch-independent timbre attribute from a media signalNIELSEN CO US LLC·Filed 2020·Granted Jan 26, 2021·6 cites·25 claims
- 0397US12051396B2Methods and apparatus to extract a pitch-independent timbre attribute from a media signalNIELSEN CO US LLC·Filed 2023·Granted Jul 30, 2024·2 cites·20 claims
- 0497US11656318B2Methods and apparatus to improve detection of audio signaturesGRACENOTE INC·Filed 2021·Granted May 23, 2023·4 cites·20 claims
- 0597US9501568B2Audio matching based on harmonogramGRACENOTE INC·Filed 2015·Granted Nov 22, 2016·36 cites·19 claims
- 0695US12044792B2Methods and apparatus to improve detection of audio signaturesGRACENOTE INC·Filed 2023·Granted Jul 23, 2024·2 cites·20 claims
- 0795US11071182B2Methods and apparatus to control lighting effectsGRACENOTE INC·Filed 2019·Granted Jul 20, 2021·9 cites·20 claims
- 0895US10186247B1Methods and apparatus to extract a pitch-independent timbre attribute from a media signalNIELSEN CO US LLC·Filed 2018·Granted Jan 22, 2019·8 cites·20 claims
- 0994US10629178B2Methods and apparatus to extract a pitch-independent timbre attribute from a media signalNIELSEN CO US LLC·Filed 2019·Granted Apr 21, 2020·6 cites·20 claims
- 1093US10482863B2Methods and apparatus to extract a pitch-independent timbre attribute from a media signalNIELSEN CO US LLC·Filed 2019·Granted Nov 19, 2019·6 cites·20 claims
- 1192US12035431B2Methods and apparatus to control lighting effects based on media contentGRACENOTE INC·Filed 2020·Granted Jul 9, 2024·2 cites·20 claims
- 1292US11226396B2Methods and apparatus to improve detection of audio signaturesGRACENOTE INC·Filed 2019·Granted Jan 18, 2022·6 cites·20 claims
- 1389US10629213B2Methods and apparatus to perform windowed sliding transformsNIELSEN CO US LLC·Filed 2018·Granted Apr 21, 2020·8 cites·19 claims
- 1488US10733998B2Methods, apparatus and articles of manufacture to identify sources of network streaming servicesNIELSEN CO US LLC·Filed 2017·Granted Aug 4, 2020·5 cites·17 claims
- 1587US11907288B2Audio identification based on data structureGRACENOTE INC·Filed 2020·Granted Feb 20, 2024·2 cites·27 claims
- 1687US11470700B2Methods and apparatus to control lighting effectsGRACENOTE INC·Filed 2021·Granted Oct 11, 2022·1 cites·20 claims
- 1786US11430454B2Methods and apparatus to identify sources of network streaming services using windowed sliding transformsNIELSEN CO US LLC·Filed 2020·Granted Aug 30, 2022·2 cites·32 claims
- 1886US10713296B2Audio identification based on data structureGRACENOTE INC·Filed 2017·Granted Jul 14, 2020·4 cites·29 claims
- 1986US2025334664A1Methods and Apparatus to Improve Detection of Audio SignaturesGRACENOTE INC·Filed 2025·Application pending·0 cites
- 2085US12232229B2Methods and apparatus to control light pulsing effects based on media contentGRACENOTE INC·Filed 2024·Granted Feb 18, 2025·0 cites·20 claims
- 2185US11049507B2Methods, apparatus, and articles of manufacture to identify sources of network streaming servicesGRACENOTE INC·Filed 2019·Granted Jun 29, 2021·4 cites·15 claims
- 2285US10726852B2Methods and apparatus to perform windowed sliding transformsNIELSEN CO US LLC·Filed 2018·Granted Jul 28, 2020·6 cites·19 claims
- 2385US2025142698A1Methods and apparatus to control light pulsing effects based on media contentGRACENOTE INC·Filed 2024·Application pending·0 cites
- 2483US12386025B2Methods and apparatus to improve detection of audio signaturesGRACENOTE INC·Filed 2024·Granted Aug 12, 2025·0 cites·20 claims
- 2582US11651776B2Methods, apparatus and articles of manufacture to identify sources of network streaming servicesNIELSEN CO US LLC·Filed 2020·Granted May 16, 2023·1 cites·14 claims
- 2682US2024394304A1Automated cover song identificationGRACENOTE INC·Filed 2024·Application pending·0 cites
- 2780US12236931B2Methods and apparatus for harmonic source enhancementGRACENOTE INC·Filed 2023·Granted Feb 25, 2025·0 cites·20 claims
- 2880US12105754B2Audio identification based on data structureGRACENOTE INC·Filed 2024·Granted Oct 1, 2024·0 cites·20 claims
- 2980US2024427819A1Audio identification based on data structureGRACENOTE INC·Filed 2024·Application pending·0 cites
- 3078US11847998B2Methods and apparatus for harmonic source enhancementGRACENOTE INC·Filed 2022·Granted Dec 19, 2023·0 cites·19 claims
- 3178US9093056B2Audio separation system and methodPARDO BRYAN·Filed 2012·Granted Jul 28, 2015·10 cites·24 claims
- 3277US12236965B2Methods, apparatus, and articles of manufacture to identify sources of network streaming servicesGRACENOTE INC·Filed 2024·Granted Feb 25, 2025·0 cites·20 claims
- 3377US12105753B2Automated cover song identificationGRACENOTE INC·Filed 2022·Granted Oct 1, 2024·0 cites·21 claims
- 3477US2025342846A1Methods and apparatus to fingerprint an audio signal via normalizationGRACENOTE INC·Filed 2025·Application pending·0 cites
- 3576US12230282B2Methods, apparatus and articles of manufacture to identify sources of network streaming servicesNIELSEN CO US LLC·Filed 2023·Granted Feb 18, 2025·0 cites·20 claims
- 3676US2024363138A1Cover song identification method and systemGRACENOTE INC·Filed 2024·Application pending·0 cites
- 3775US2025166645A1Methods, apparatus, and articles of manufacture to identify sources of network streaming servicesGRACENOTE INC·Filed 2025·Application pending·0 cites
- 3874US2024395279A1Audio content recognition method and systemGRACENOTE INC·Filed 2024·Application pending·0 cites
- 3974US2025157451A1Methods and Apparatus for Harmonic Source EnhancementGRACENOTE INC·Filed 2025·Application pending·0 cites
- 4073US12094486B2Audio content recognition method and systemGRACENOTE INC·Filed 2023·Granted Sep 17, 2024·0 cites·20 claims
- 4172US2025140270A1Methods, apparatus and articles of manufacture to identify sources of network streaming servicesNIELSEN CO US LLC·Filed 2025·Application pending·0 cites
- 4270US11574618B2Methods and apparatus for harmonic source enhancementGRACENOTE INC·Filed 2020·Granted Feb 7, 2023·0 cites·21 claims
- 4370US11461390B2Automated cover song identificationGRACENOTE INC·Filed 2020·Granted Oct 4, 2022·0 cites·24 claims
- 4469US11948589B2Methods, apparatus, and articles of manufacture to identify sources of network streaming servicesGRACENOTE INC·Filed 2021·Granted Apr 2, 2024·0 cites·20 claims
- 4567US11366850B2Audio matching based on harmonogramGRACENOTE INC·Filed 2020·Granted Jun 21, 2022·0 cites·27 claims
- 4666US12094490B2Cover song identification method and systemGRACENOTE INC·Filed 2021·Granted Sep 17, 2024·0 cites·16 claims
- 4765US11727953B2Audio content recognition method and systemGRACENOTE INC·Filed 2021·Granted Aug 15, 2023·0 cites·20 claims
- 4859US10803119B2Automated cover song identificationGRACENOTE INC·Filed 2017·Granted Oct 13, 2020·0 cites·20 claims
- 4958US10698948B2Audio matching based on harmonogramGRACENOTE INC·Filed 2019·Granted Jun 30, 2020·0 cites·20 claims
- 5058US10282471B2Audio matching based on harmonogramGRACENOTE INC·Filed 2016·Granted May 7, 2019·0 cites·20 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →