TREA

Yasuyuki Nakayama

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  • Tokyo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Permanent magnet member for coil motor and Voice Coil Motor
    • Publication number 20090289508
    • Publication date Nov 26, 2009
    • TDK Corporation
    • Takeshi Sakamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Rare Earth Magnet
    • Publication number 20080053573
    • Publication date Mar 6, 2008
    • TDK Corporation
    • Takeshi Sakamoto
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    R-t-b system permanent magnet
    • Publication number 20070102069
    • Publication date May 10, 2007
    • Tetsuya Hidaka
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Rare-earth magnet
    • Publication number 20070077454
    • Publication date Apr 5, 2007
    • TDK Corporation
    • Takeshi Sakamoto
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Permanent magnet member for voice coil motor and voice coil motor
    • Publication number 20060202564
    • Publication date Sep 14, 2006
    • Takeshi Sakamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    R-T-B system permanent magnet and plating film
    • Publication number 20060141281
    • Publication date Jun 29, 2006
    • TDK CORPORATION
    • Yasuyuki Nakayama
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    Method of manufacturing rare-earth magnet, and plating bath
    • Publication number 20040188267
    • Publication date Sep 30, 2004
    • TDK Corporation
    • Takeshi Sakamoto
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR