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Kazuyuki KOSUDA

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  • Osaka, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    LOUDSPEAKER AND EARPHONES
    • Publication number 20200374613
    • Publication date Nov 26, 2020
    • Panasonic Intellectual Property Management Co., Ltd.
    • Shuji Saiki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND OUTPUT DEVICE, EARPHONE, HEARING AID, AND MOBILE TERMINAL DEVICE
    • Publication number 20200366996
    • Publication date Nov 19, 2020
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kazuyuki Kosuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER AND DIAPHRAGM UNIT
    • Publication number 20200267475
    • Publication date Aug 20, 2020
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kazuyuki Kosuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER AND ACOUSTIC DEVICE
    • Publication number 20200213785
    • Publication date Jul 2, 2020
    • Panasonic Intellectual Property Management Co., Ltd.
    • Yuji Matsuo
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    SOUND PLAYBACK DEVICE AND ELECTRONIC DEVICE USING SAME
    • Publication number 20140355811
    • Publication date Dec 4, 2014
    • Tomoyuki Matsunaga
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATOR AND PORTABLE INFORMATION TERMINAL
    • Publication number 20120139367
    • Publication date Jun 7, 2012
    • NIDEC SEIMITSU CORPORATION
    • Masato Funaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER UNIT AND PORTABLE INFORMATION TERMINAL
    • Publication number 20110317867
    • Publication date Dec 29, 2011
    • SANYO ELECTRIC CO., LTD.
    • Kazuyuki KOSUDA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER UNIT AND PORTABLE INFORMATION TERMINAL
    • Publication number 20110311092
    • Publication date Dec 22, 2011
    • SANYO ELECTRIC CO., LTD.
    • Kazuyuki KOSUDA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER UNIT, MANUFACTURING METHOD THEREOF, AND PORTABLE INFORMATIO...
    • Publication number 20110261990
    • Publication date Oct 27, 2011
    • SANYO ELECTRIC CO., LTD.
    • Kazuyuki Kosuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIAPHRAGM AND SPEAKER INCLUDING SAME
    • Publication number 20100284562
    • Publication date Nov 11, 2010
    • Sanyo Electric Co., Ltd.
    • Kazuyuki Kosuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC TRANSDUCER
    • Publication number 20080101649
    • Publication date May 1, 2008
    • Sanyo Electric Co., Ltd.
    • Kazuyuki KOSUDA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC TRANSDUCER
    • Publication number 20080101648
    • Publication date May 1, 2008
    • SANYO ELECTRIC CO., LTD.
    • Yuki HATANAKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker unit
    • Publication number 20060088177
    • Publication date Apr 27, 2006
    • SANYO ELECTRIC CO., LTD.
    • Kazuyuki Kosuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE