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Tsukasa Kawahara

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  • Nagaokakyo-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light-emitting element driving device
    • Patent number 9,237,627
    • Issue date Jan 12, 2016
    • Panasonic Corporation
    • Go Takata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Light-emitting element driving device
    • Patent number 8,878,445
    • Issue date Nov 4, 2014
    • Panasonic Corporation
    • Go Takata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Load driving apparatus
    • Patent number 8,159,140
    • Issue date Apr 17, 2012
    • Panasonic Corporation
    • Go Takata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Driving voltage controller
    • Patent number 7,119,802
    • Issue date Oct 10, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Tooru Suyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    DC-DC converter
    • Patent number 6,998,825
    • Issue date Feb 14, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Kazuhiko Nagaoka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT-EMITTING ELEMENT DRIVING DEVICE
    • Publication number 20150022089
    • Publication date Jan 22, 2015
    • Go TAKATA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LIGHT-EMITTING ELEMENT DRIVING DEVICE
    • Publication number 20120074856
    • Publication date Mar 29, 2012
    • Go TAKATA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    BACKLIGHT DRIVE APPARATUS AND VIDEO DISPLAY APPARATUS
    • Publication number 20110080397
    • Publication date Apr 7, 2011
    • PANASONIC CORPORATION
    • Yasunori YAMAMOTO
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    LOAD DRIVING APPARATUS
    • Publication number 20100060177
    • Publication date Mar 11, 2010
    • PANASONIC CORPORATION
    • Go TAKATA
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LIGHT EMITTING ELEMENT DRIVING APPARATUS
    • Publication number 20100052572
    • Publication date Mar 4, 2010
    • PANASONIC CORPORATION
    • Shinichiro KATAOKA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    SEMICONDUCTOR CHIP FOR DRIVING LIGHT EMITTING ELEMENT, LIGHT EMITTI...
    • Publication number 20070257901
    • Publication date Nov 8, 2007
    • Matsushita Electric Industrial Co., Ltd.
    • Shusaku Gotou
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor Chip For Driving Light Emitting Element, Light Emitti...
    • Publication number 20070200512
    • Publication date Aug 30, 2007
    • Matsushita Electric Industrial Co., Ltd.
    • Shusaku Gotou
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DC-DC converter
    • Publication number 20050104565
    • Publication date May 19, 2005
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • Kazuhiko Nagaoka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Multi output DC-DC converter
    • Publication number 20050088160
    • Publication date Apr 28, 2005
    • Matsushita Electric Industrial Co., Ltd.
    • Jun Tanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Driving voltage controller
    • Publication number 20030151581
    • Publication date Aug 14, 2003
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • Tooru Suyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS