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Hiroyuki Amada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Loudspeaker diaphragm, method of manufacturing same, and loudspeake...
    • Patent number 10,645,509
    • Issue date May 5, 2020
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Tetsushi Itano
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker diaphragm and loudspeaker including same
    • Patent number 10,375,478
    • Issue date Aug 6, 2019
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Shuichi Konno
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D529898
    • Issue date Oct 10, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Ryo Kuribayashi
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D529899
    • Issue date Oct 10, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D526311
    • Issue date Aug 8, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D526312
    • Issue date Aug 8, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Ryo Kuribayashi
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D524290
    • Issue date Jul 4, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D524289
    • Issue date Jul 4, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D524300
    • Issue date Jul 4, 2006
    • Matsushita Electric Industrial, Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D523844
    • Issue date Jun 27, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D523417
    • Issue date Jun 20, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker for an automobile
    • Patent number D519496
    • Issue date Apr 25, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroyuki Amada
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents