TREA

Kei Murayama

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Power management device
    • Patent number 9,802,503
    • Issue date Oct 31, 2017
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Kei Murayama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Converter circuit including switch element unit
    • Patent number 9,112,421
    • Issue date Aug 18, 2015
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Kei Murayama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Positioning receiver
    • Patent number 8,022,872
    • Issue date Sep 20, 2011
    • Panasonic Corporation
    • Hiroshi Katayama
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    VEHICLE MANAGEMENT SYSTEM
    • Publication number 20140320062
    • Publication date Oct 30, 2014
    • PANASONIC CORPORATION
    • Kei Murayama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    POWER MANAGEMENT DEVICE
    • Publication number 20140285001
    • Publication date Sep 25, 2014
    • Kei Murayama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CONVERTER CIRCUIT
    • Publication number 20130135904
    • Publication date May 30, 2013
    • PANASONIC CORPORATION
    • Kei Murayama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POSITIONING RECEIVER AND POSITIONING METHOD FOR USER EQUIPMENT
    • Publication number 20100248668
    • Publication date Sep 30, 2010
    • PANASONIC CORPORATION
    • Hiroshi Katayama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    POSITIONING RECEIVER AND POSITIONING METHOD
    • Publication number 20100231444
    • Publication date Sep 16, 2010
    • PANASONIC CORPORATION
    • Akifumi Miyano
    • G01 - MEASURING TESTING
  • Information Patent Application

    SIGNAL CAPTURING APPARATUS AND SIGNAL CAPTURING METHOD
    • Publication number 20100099434
    • Publication date Apr 22, 2010
    • PANASONIC CORPORATION
    • Kei Murayama
    • G01 - MEASURING TESTING
  • Information Patent Application

    POSITIONING RECEIVER
    • Publication number 20100085251
    • Publication date Apr 8, 2010
    • PANASONIC CORPORATION
    • Hiroshi Katayama
    • G01 - MEASURING TESTING