TREA

Takanori Koyama

Follow

Person

  • Otokuni-gun, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Switching power supply apparatus
    • Patent number 6,927,556
    • Issue date Aug 9, 2005
    • Murata Manufacturing Co., Ltd.
    • Tatsuya Hosotani
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Transformer
    • Patent number 6,583,697
    • Issue date Jun 24, 2003
    • Murata Manufacturing Co., Ltd.
    • Takanori Koyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Transformer and electrical device using the same
    • Patent number 6,559,750
    • Issue date May 6, 2003
    • Murata Manufacturing Co., Ltd.
    • Takanori Koyama
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Switching power supply apparatus
    • Publication number 20040227496
    • Publication date Nov 18, 2004
    • Murata Manufacturing Co., Ltd.
    • Tatsuya Hosotani
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Transformer and electrical device using the same
    • Publication number 20020057175
    • Publication date May 16, 2002
    • Murata Manufacturing Co., Ltd.
    • Koyama Takanori
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Transformer
    • Publication number 20020017971
    • Publication date Feb 14, 2002
    • Murata Manufacturing Co., Ltd.
    • Takanori Koyama
    • H01 - BASIC ELECTRIC ELEMENTS