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Toshihiro OHCHI

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  • Toyokawa-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hard film for machining tools and hard film-coated metal machining...
    • Patent number 9,551,062
    • Issue date Jan 24, 2017
    • OSG Corporation
    • Masatoshi Sakurai
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Hard laminar coating
    • Patent number 9,109,280
    • Issue date Aug 18, 2015
    • OSG Corporation
    • Masatoshi Sakurai
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

  • Information Patent Application

    HARD FILM FOR MACHINING TOOLS AND HARD FILM-COATED METAL MACHINING...
    • Publication number 20160017478
    • Publication date Jan 21, 2016
    • NATIONAL UNIVERSITY CORPORATION TOHOKU UNIVERSITY
    • Masatoshi SAKURAI
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    HARD LAMINAR COATING
    • Publication number 20130309469
    • Publication date Nov 21, 2013
    • OSG Corporation
    • Masatoshi Sakurai
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...