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Katsuhisa Ohtomo

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  • Fukushima, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coated member
    • Patent number 8,557,405
    • Issue date Oct 15, 2013
    • Tungaloy Corporation
    • Miho Shibata
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Sintered cubic boron nitride tool
    • Patent number 8,481,145
    • Issue date Jul 9, 2013
    • Tungaloy Corporation
    • Katsuhisa Ohtomo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Sintered Cubic Boron Nitride Tool
    • Publication number 20110014426
    • Publication date Jan 20, 2011
    • Tungaloy Corporation
    • Katsuhisa Ohtomo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR