H04R 1/02

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
RE49437 Audio driver and power supply unit architectureApr 27, 18Feb 28, 23Apple Inc.
RE49112 Adapter bracket for notification applianceOct 10, 19Jun 21, 22Johnson Controls Tyco IP Holdings LLP
RE48233 Passive directional acoustic radiatingApr 02, 18Sep 29, 20Bose Corporation
RE47820 Apparatus and method for providing a loudspeaker-enclosure-microphone system descriptionApr 25, 18Jan 14, 20Fraunhofer - Gesellschaft zur Foerderung der angewandten Forschung e.V.
9999954 Machine tool and method for controlling machine toolFeb 05, 15Jun 19, 18DMG Mori Seiki Co., Ltd.
9998809 Loudspeaker moduleNov 24, 15Jun 12, 18GOERTEK INC.
9998079 AmplifiersApr 12, 17Jun 12, 18NXP B.V.
9998821 Speaker boxJan 26, 17Jun 12, 18AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
9999149 Electronic deviceFeb 24, 17Jun 12, 18Samsung Electronics Co. Ltd.
9998831 SpeakerJan 26, 17Jun 12, 18AAC Technologies Pte. Ltd.
9998810 Portable speaker system for electric string instrumentsJun 01, 17Jun 12, 18JAMSTACK INC.
9996314 Audio control apparatus and headset system for integrating personal electronic devicesJan 03, 17Jun 12, 18Not available
9997036 Power outlet camerasJun 06, 17Jun 12, 18SkyBell Technologies, Inc.
9997081 Audio demonstration kitMar 28, 14Jun 12, 18Bose Corporation
9998819 Audio layer in keyboard device providing enhanced audio performanceJul 28, 17Jun 12, 18Avnera Corporation
9998834 Transducer diaphragmMay 08, 17Jun 12, 18Sonos Inc.
9992036 Sound output apparatus and hub for communication networkMay 25, 17Jun 05, 18LG Electronics Inc.
9992562 Loudspeaker having passive heat dissipation assemblyDec 06, 16Jun 05, 18TYMPHANY HK LIMITED
9987982 Environmentally-friendly vehicle operating sound generator apparatus and method for controlling the sameApr 28, 15Jun 05, 18LS AUTOMOTIVE TECHNOLOGIES CO., LTD.
9992313 Electronic deviceOct 30, 14Jun 05, 18Kyocera Corporation

Showing 1 to 20 of 2520 results