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Masayuki Koyama

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  • Uda-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hardening device
    • Patent number 9,011,760
    • Issue date Apr 21, 2015
    • Fuji Electronics Industry Co., Ltd.
    • Junji Minoue
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hardening method and hardening device
    • Patent number 8,569,664
    • Issue date Oct 29, 2013
    • Fuji Electronics Industry Co.
    • Junji Minoue
    • C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

  • Information Patent Application

    HARDENING METHOD AND HARDENING DEVICE
    • Publication number 20140021664
    • Publication date Jan 23, 2014
    • FUJI ELECTRONICS INDUSTRY CO.
    • Junji Minoue
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Hardening method and hardening device
    • Publication number 20100147831
    • Publication date Jun 17, 2010
    • Fuji Electronics Industry Co, Ltd.
    • Junji Minoue
    • C21 - METALLURGY OF IRON