Assignee
D & M HOLDINGS INC
JP·62 granted patents·21 pending applications·531 citations·filing 2002–2025
Top patents by PatentIndex Score
83 records- 0191US9411942B2Network device, system and method for rendering an interactive multimedia playlistD & M HOLDINGS INC·Filed 2013·Granted Aug 9, 2016·23 cites·30 claims
- 0289US10587968B2Wireless audio system, controller, wireless speaker, and computer readable systemD & M HOLDINGS INC·Filed 2016·Granted Mar 10, 2020·8 cites·4 claims
- 0389US9197959B2Headphone deviceD & M HOLDINGS INC·Filed 2012·Granted Nov 24, 2015·21 cites·11 claims
- 0488US10026416B2Audio system, audio device, mobile terminal device and audio signal control methodD & M HOLDINGS INC·Filed 2015·Granted Jul 17, 2018·9 cites·2 claims
- 0588US7308188B2Audio reproducing apparatusD & M HOLDINGS INC·Filed 2002·Granted Dec 11, 2007·150 cites·2 claims
- 0686US7263110B2Synchronizing clock signals of server and client devices in a network system based on power source synchronous pulse signalD & M HOLDINGS INC·Filed 2003·Granted Aug 28, 2007·147 cites·3 claims
- 0785US9825969B2System and method for controlling a rendering device based upon detected user proximityD & M HOLDINGS INC·Filed 2015·Granted Nov 21, 2017·5 cites·20 claims
- 0883US9785399B2Systems and methods for providing zone functionality in networked media systemsD & M HOLDINGS INC·Filed 2015·Granted Oct 10, 2017·4 cites·18 claims
- 0983US9703471B2Selectively coordinated audio player systemD & M HOLDINGS INC·Filed 2012·Granted Jul 11, 2017·9 cites·15 claims
- 1083US7213156B2Contents data transmission/reception system, contents data transmitter, contents data receiver and contents data transmission/reception methodD & M HOLDINGS INC·Filed 2003·Granted May 1, 2007·22 cites·20 claims
- 1180US10034255B2Systems and methods for providing synchronization in a networked environmentD & M HOLDINGS INC·Filed 2015·Granted Jul 24, 2018·7 cites·17 claims
- 1278US10779083B2Soundbar having single interchangeable mounting surface and multi-directional audio outputD & M HOLDINGS INC·Filed 2017·Granted Sep 15, 2020·3 cites·18 claims
- 1378US7412060B2Contents data transmission/reception system, contents data transmitter, contents data receiver and contents data transmission/reception methodD & M HOLDINGS INC·Filed 2004·Granted Aug 12, 2008·26 cites·19 claims
- 1474US9654891B2System and method for determining proximity of a controller to a media rendering deviceD & M HOLDINGS INC·Filed 2015·Granted May 16, 2017·2 cites·17 claims
- 1574US9473844B2Headphones and ear padD & M HOLDINGS INC·Filed 2012·Granted Oct 18, 2016·4 cites·15 claims
- 1674USD746254SAudio amplifierD & M HOLDINGS INC·Filed 2014·Granted Dec 29, 2015·22 cites·1 claims
- 1774US2025350899A1Multichannel audio system, acoustic profile information generating device, wireless recording playback device, program, and method for generating acoustic profile informationD & M HOLDINGS INC·Filed 2024·Application pending·0 cites
- 1869US12375541B2System and method for synchronizing networked rendering devicesD & M HOLDINGS INC·Filed 2023·Granted Jul 29, 2025·0 cites·17 claims
- 1969US11876847B2System and method for synchronizing networked rendering devicesD & M HOLDINGS INC·Filed 2019·Granted Jan 16, 2024·1 cites·20 claims
- 2068US9999091B2System and method for negotiating group membership for audio controllersD & M HOLDINGS INC·Filed 2016·Granted Jun 12, 2018·2 cites·15 claims
- 2167US7489599B2Optical disc reproducing apparatusD & M HOLDINGS INC·Filed 2005·Granted Feb 10, 2009·2 cites·18 claims
- 2266US9398363B2Neckband-type earphoneD & M HOLDINGS INC·Filed 2012·Granted Jul 19, 2016·3 cites·7 claims
- 2365US9407017B2Terminal attachment base, terminal and audio apparatusD & M HOLDINGS INC·Filed 2013·Granted Aug 2, 2016·7 cites·5 claims
- 2465US7218578B2Reproducing apparatus, operating apparatus for reproducing and reproducing method thereforD & M HOLDINGS INC·Filed 2004·Granted May 15, 2007·17 cites·6 claims
- 2559US11902616B2Audio-visual deviceD & M HOLDINGS INC·Filed 2021·Granted Feb 13, 2024·0 cites·21 claims
- 2658US12445778B2AV amplifierD & M HOLDINGS INC·Filed 2023·Granted Oct 14, 2025·0 cites·11 claims
- 2758US12170881B2Multichannel audio system, acoustic profile information generating device, wireless recording playback device, program, and method for generating acoustic profile informationD & M HOLDINGS INC·Filed 2020·Granted Dec 17, 2024·0 cites·20 claims
- 2858US7489598B2Optical disc reproducing apparatusD & M HOLDINGS INC·Filed 2004·Granted Feb 10, 2009·3 cites·3 claims
- 2958US7408854B2Optical disc reproducing apparatus and methodD & M HOLDINGS INC·Filed 2004·Granted Aug 5, 2008·4 cites·20 claims
- 3058US7289160B2Output selection device and output selection method for video signalsD & M HOLDINGS INC·Filed 2004·Granted Oct 30, 2007·7 cites·18 claims
- 3157US7406128B2Communication system using orthogonal frequency division multiplexed signalD & M HOLDINGS INC·Filed 2004·Granted Jul 29, 2008·5 cites·4 claims
- 3256USRE48946ESystems and methods for providing a media playback in a networked environmentD & M HOLDINGS INC·Filed 2009·Granted Feb 22, 2022·0 cites·37 claims
- 3355US10044733B2System and method for controlling a rendering device based upon detected user proximityD & M HOLDINGS INC·Filed 2017·Granted Aug 7, 2018·0 cites·20 claims
- 3455US7458692B2Projector apparatusD & M HOLDINGS INC·Filed 2005·Granted Dec 2, 2008·2 cites·7 claims
- 3553US12436730B2Audio deviceD & M HOLDINGS INC·Filed 2021·Granted Oct 7, 2025·0 cites·5 claims
- 3653US7471616B2Optical disc reproducing apparatus and reproducing methodD & M HOLDINGS INC·Filed 2004·Granted Dec 30, 2008·4 cites·20 claims
- 3753US2022392430A1System Providing Expressive and Emotive Text-to-SpeechD & M HOLDINGS INC·Filed 2022·Application pending·0 cites
- 3852US11234045B2Audio-visual deviceD & M HOLDINGS INC·Filed 2017·Granted Jan 25, 2022·0 cites·2 claims
- 3952USRE47400ESystems and methods for providing dual-control functionality in a networked digital media deviceD & M HOLDINGS INC·Filed 2009·Granted May 21, 2019·0 cites·37 claims
- 4052US2026040016A1Audio system, audio device, program, and audio playback methodD & M HOLDINGS INC·Filed 2023·Application pending·0 cites
- 4151US12541339B2Speaker system, sound bar, wireless speaker, and method for controlling speaker systemD & M HOLDINGS INC·Filed 2022·Granted Feb 3, 2026·0 cites·8 claims
- 4250US11792574B2AV amplifierD & M HOLDINGS INC·Filed 2020·Granted Oct 17, 2023·0 cites·12 claims
- 4350US2025211903A1Soundbar device and method for setting soundbar deviceD & M HOLDINGS INC·Filed 2022·Application pending·0 cites
- 4450US2025373982A1Wireless audio system, wireless speaker, and group joining method for wireless speakerD & M HOLDINGS INC·Filed 2025·Application pending·0 cites
- 4549US2009285563A1Reproduction device, production method, program, and storage mediumD & M HOLDINGS INC·Filed 2007·Application pending·0 cites
- 4648US2025211902A1Soundbar device and method for setting up soundbar deviceD & M HOLDINGS INC·Filed 2022·Application pending·0 cites
- 4747US2009279868A1Contents Data Recording/Reproducing System, Recording/Reproducing Device, Mobile Recording/Reproducing Device, and MethodD & M HOLDINGS INC·Filed 2006·Application pending·0 cites
- 4847US2025193616A1Soundbar device, audio system, and setting method of soundbar deviceD & M HOLDINGS INC·Filed 2022·Application pending·0 cites
- 4946US11315561B2Audio device and computer readable programD & M HOLDINGS INC·Filed 2018·Granted Apr 26, 2022·0 cites·4 claims
- 5046US2024098415A1Wireless speaker, wireless audio system, program, and method of state control for wireless speakerD & M HOLDINGS INC·Filed 2021·Application pending·0 cites
Showing the top 50 of 83 patent records by PatentIndex Score.
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