TREA

Ryoji Sunami

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Switching power supply
    • Patent number 6,961,244
    • Issue date Nov 1, 2005
    • TDK Corporation
    • Takahiro Tsuchiya
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electronic components mounting structure
    • Patent number 6,493,234
    • Issue date Dec 10, 2002
    • TDK Corporation
    • Ryoji Sunami
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Switching power supply
    • Publication number 20040190318
    • Publication date Sep 30, 2004
    • TDK Corporation
    • Takahiro Tsuchiya
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Electronic components mounting structure
    • Publication number 20020051348
    • Publication date May 2, 2002
    • TDK Corporation
    • Ryoji Sunami
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR