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Takeshi Shimokawatoko

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Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker and electronic apparatus and device using the same
    • Patent number 8,335,338
    • Issue date Dec 18, 2012
    • Panasonic Corporation
    • Kouzi Sano
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electroacoustic transducer and electronic device using the same
    • Patent number 8,023,685
    • Issue date Sep 20, 2011
    • Panasonic Corporation
    • Kazuki Honda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Method of manufacturing a speaker
    • Patent number 7,877,856
    • Issue date Feb 1, 2011
    • Panasonic Corporation
    • Takanori Fukuyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker and device using the same
    • Patent number 7,634,102
    • Issue date Dec 15, 2009
    • Panasonic Corporation
    • Tomoyasu Takase
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker, and module, electronic apparatus, and device that use the...
    • Patent number 7,548,627
    • Issue date Jun 16, 2009
    • Panasonic Corporation
    • Tomoyasu Takase
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker, module using the same, electronic equipment and device, an...
    • Patent number 7,548,632
    • Issue date Jun 16, 2009
    • Panasonic Corporation
    • Takanori Fukuyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker, manufacturing method thereof, and mobile telephone usi...
    • Patent number 7,519,191
    • Issue date Apr 14, 2009
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsutaka Enomoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number D571358
    • Issue date Jun 17, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Takahiko Yoshinaga
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Electric acoustic converter and electronic device using the same
    • Patent number 7,362,877
    • Issue date Apr 22, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Kazuki Honda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number D565548
    • Issue date Apr 1, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Takahiko Yoshinaga
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D565551
    • Issue date Apr 1, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Takahiko Yoshinaga
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D565552
    • Issue date Apr 1, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Takahiko Yoshinaga
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D534899
    • Issue date Jan 9, 2007
    • Matsushita Electric Industrial Co., Ltd.
    • Takeshi Shimokawatoko
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D534161
    • Issue date Dec 26, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Takeshi Shimokawatoko
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Mobile communication terminal and electro-acoustic transducer used...
    • Patent number 7,113,813
    • Issue date Sep 26, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Takeshi Shimokawatoko
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number D468726
    • Issue date Jan 14, 2003
    • Matsushita Electric Industrial Co., Ltd.
    • Takeshi Shimokawatoko
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents