Inventor · disambiguated record
Francis Yee-Dug Chan
Also filed as: CHAN FRANCIS · CHAN FRANCIS YEE-DUG
28 granted patents·14 pending applications·502 citations·filing 2007–2025
97Inventor score
Top patents by PatentIndex Score
42 records- 0199US9706259B2Elementary bitstream cryptographic material transport systems and methodsSONIC IP INC·Filed 2015·Granted Jul 11, 2017·35 cites·8 claims
- 0298US10212486B2Elementary bitstream cryptographic material transport systems and methodsDIVX LLC·Filed 2017·Granted Feb 19, 2019·19 cites·25 claims
- 0398US9798863B2Federated digital rights management scheme including trusted systemsSONIC IP INC·Filed 2015·Granted Oct 24, 2017·36 cites·32 claims
- 0498US9124773B2Elementary bitstream cryptographic material transport systems and methodsSONIC IP INC·Filed 2014·Granted Sep 1, 2015·42 cites·20 claims
- 0597US11886545B2Federated digital rights management scheme including trusted systemsDIVX LLC·Filed 2020·Granted Jan 30, 2024·4 cites·28 claims
- 0697US9184920B2Federated digital rights management scheme including trusted systemsSONIC IP INC·Filed 2014·Granted Nov 10, 2015·40 cites·18 claims
- 0797US8781122B2Elementary bitstream cryptographic material transport systems and methodsCHAN FRANCIS YEE-DUG·Filed 2010·Granted Jul 15, 2014·55 cites·24 claims
- 0896US10484749B2Systems and methods for secure playback of encrypted elementary bitstreamsDIVX LLC·Filed 2018·Granted Nov 19, 2019·11 cites·18 claims
- 0996US8656183B2Federated digital rights management scheme including trusted systemsGRAB ERIC WILLIAM·Filed 2012·Granted Feb 18, 2014·36 cites·18 claims
- 1095US11102553B2Systems and methods for secure playback of encrypted elementary bitstreamsDIVX LLC·Filed 2019·Granted Aug 24, 2021·10 cites·26 claims
- 1195US10878065B2Federated digital rights management scheme including trusted systemsDIVX LLC·Filed 2017·Granted Dec 29, 2020·9 cites·19 claims
- 1295US8201264B2Federated digital rights management scheme including trusted systemsGRAB ERIC W·Filed 2009·Granted Jun 12, 2012·58 cites·12 claims
- 1394US7515710B2Federated digital rights management scheme including trusted systemsDIVX INC·Filed 2007·Granted Apr 7, 2009·45 cites·11 claims
- 1493US11190497B2Systems and methods for application identificationDIVX LLC·Filed 2019·Granted Nov 30, 2021·5 cites·10 claims
- 1593US9343112B2Systems and methods for supplementing content from a serverSONIC IP INC·Filed 2013·Granted May 17, 2016·46 cites·36 claims
- 1692US9794233B2Systems and methods for application identificationSONIC IP INC·Filed 2016·Granted Oct 17, 2017·6 cites·13 claims
- 1792US9092646B2Systems and methods for identifying consumer electronic products based on a product identifierGRAB ERIC WILLIAM·Filed 2012·Granted Jul 28, 2015·15 cites·35 claims
- 1890US9268923B2Systems and methods for application identificationSONIC IP INC·Filed 2014·Granted Feb 23, 2016·8 cites·15 claims
- 1988US11870758B2Systems and methods for application identificationDIVX LLC·Filed 2021·Granted Jan 9, 2024·1 cites·18 claims
- 2088US8799647B2Systems and methods for application identificationGRAB ERIC WILLIAM·Filed 2011·Granted Aug 5, 2014·7 cites·22 claims
- 2187US2025300972A1Systems and Methods for Application IdentificationDIVX LLC·Filed 2025·Application pending·0 cites
- 2286US10341306B2Systems and methods for application identificationDIVX LLC·Filed 2017·Granted Jul 2, 2019·3 cites·16 claims
- 2383US12470781B2Federated digital rights management scheme including trusted systemsDIVX LLC·Filed 2023·Granted Nov 11, 2025·0 cites·20 claims
- 2483US12355736B2Systems and methods for application identificationDIVX LLC·Filed 2023·Granted Jul 8, 2025·0 cites·12 claims
- 2583US9721071B2Binding of cryptographic content using unique device characteristics with server heuristicsCHAN FRANCIS YEE-DUG·Filed 2011·Granted Aug 1, 2017·8 cites·26 claims
- 2680US2025139299A1Method to Identify Consumer Electronics ProductsDIVX LLC·Filed 2024·Application pending·0 cites
- 2778US11825142B2Systems and methods for multimedia swarmsDIVX LLC·Filed 2020·Granted Nov 21, 2023·1 cites·23 claims
- 2872US12184943B2Systems and methods for secure playback of encrypted elementary bitstreamsDIVX LLC·Filed 2021·Granted Dec 31, 2024·0 cites·11 claims
- 2967US12506916B2Systems and methods for multimedia swarmsDIVX LLC·Filed 2023·Granted Dec 23, 2025·0 cites·19 claims
- 3067US8938625B2Systems and methods for securing cryptographic data using timestampsGRAB ERIC WILLIAM·Filed 2012·Granted Jan 20, 2015·2 cites·13 claims
- 3163US2020233981A1Method to Identify Consumer Electronics ProductsDIVX LLC·Filed 2020·Application pending·0 cites
- 3244US2015117837A1Systems and methods for supplementing content at a user deviceSONIC IP INC·Filed 2013·Application pending·0 cites
- 3344US2013004142A1Systems and methods for device authentication including timestamp validationROVI CORP·Filed 2012·Application pending·0 cites
- 3444US2014210702A1Systems and methods for presenting messages based on user engagement with a user deviceUNITED VIDEO PROPERTIES INC·Filed 2013·Application pending·0 cites
- 3543US2015189373A1Efficient channel surfing in a content distribution networkSONIC IP INC·Filed 2013·Application pending·0 cites
- 3640US2015188756A1Systems and methods for indicating events of interest from a serverSONIC IP INC·Filed 2013·Application pending·0 cites
- 3740US2015188842A1Flexible bandwidth allocation in a content distribution networkSONIC IP INC·Filed 2013·Application pending·0 cites
- 3840US2015188921A1Local distribution node in a content distribution networkSONIC IP INC·Filed 2013·Application pending·0 cites
- 3940US2015189017A1Cooperative nodes in a content distribution networkSONIC IP INC·Filed 2013·Application pending·0 cites
- 4040US2015188758A1Flexible network configuration in a content distribution networkSONIC IP INC·Filed 2013·Application pending·0 cites
- 4138US2015188757A1Systems and methods for indicating events of interest at a user deviceSONIC IP INC·Filed 2013·Application pending·0 cites
- 4232US2014181910A1Systems and methods for enabling parental controls based on user engagement with a media deviceFINGAL JIM·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →