TREA

Tohoku Tokushuko Kabushiki Kaisha

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  • Shibata-gun, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Free cutting alloy
    • Patent number 7,381,369
    • Issue date Jun 3, 2008
    • Daido Tokushuko Kabushiki Kaisha
    • Kiyohito Ishida
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Free cutting alloy
    • Patent number 7,297,214
    • Issue date Nov 20, 2007
    • Daido Tokushuko Kabushiki Kaisha
    • Kiyohito Ishida
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Free-cutting Ni-base heat-resistant alloy
    • Patent number 6,752,883
    • Issue date Jun 22, 2004
    • Dokuritsu Gyousei Houjin Sangyo Gijutsu Sougo Kenkyusho
    • Kiyohito Ishida
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Material for semiconductor holder in electron beam writing apparatus
    • Patent number 4,442,067
    • Issue date Apr 10, 1984
    • Tohoku Tokushuko Kabushiki Kaisha
    • Yoshinobu Saito
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Free cutting alloy
    • Publication number 20050011589
    • Publication date Jan 20, 2005
    • Kiyohito ISHIDA
    • Kiyohito Ishida
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Free cutting alloy
    • Publication number 20050000602
    • Publication date Jan 6, 2005
    • Kiyohito ISHIDA
    • Kiyohito Ishida
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...