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Hiroshi Kubota

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  • Hyogo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    MICROPHONE SYSTEM
    • Publication number 20170164106
    • Publication date Jun 8, 2017
    • TOA CORPORATION
    • Hiroshi KUBOTA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROPHONE SYSTEM
    • Publication number 20160150316
    • Publication date May 26, 2016
    • TOA CORPORATION
    • Hiroshi KUBOTA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Loudspeaker System
    • Publication number 20150373452
    • Publication date Dec 24, 2015
    • TOA CORPORATION
    • Hiroshi Kubota
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Speaker Device
    • Publication number 20150139430
    • Publication date May 21, 2015
    • TOA CORPORATION
    • Satoshi Miyata
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Diaphragm and Speaker
    • Publication number 20100296687
    • Publication date Nov 25, 2010
    • TOA Corporation
    • Takeshi Fujita
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sound wave guide structure for speaker system and horn speaker
    • Publication number 20070080019
    • Publication date Apr 12, 2007
    • TOA CORPORATION
    • Hiroshi Kubota
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE