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Takahiro Yamamoto

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  • Toyokawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drill
    • Patent number 11,865,626
    • Issue date Jan 9, 2024
    • OSG Corporation
    • Takahiro Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 11,370,039
    • Issue date Jun 28, 2022
    • OSG Corporation
    • Takahiro Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Step drill and manufacturing method for step drill
    • Patent number 11,103,933
    • Issue date Aug 31, 2021
    • OSG Corporation
    • Takahiro Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Deep-hole drill having back-tapered web
    • Patent number 7,740,426
    • Issue date Jun 22, 2010
    • OSG Corporation
    • Takahiro Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Process of manufacturing a coated body
    • Patent number 7,033,643
    • Issue date Apr 25, 2006
    • OSG Corporation
    • Hiroaki Sugita
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill having construction for reducing thrust load in drilling oper...
    • Patent number 6,923,602
    • Issue date Aug 2, 2005
    • OGO Corporation
    • Jiro Osawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    DRILL
    • Publication number 20240367239
    • Publication date Nov 7, 2024
    • OSG Corporation
    • Takahiro YAMAMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20210229190
    • Publication date Jul 29, 2021
    • OSG Corporation
    • Takahiro YAMAMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    STEP DRILL AND MANUFACTURING METHOD FOR STEP DRILL
    • Publication number 20210229189
    • Publication date Jul 29, 2021
    • OSG CORPORATION
    • Takahiro YAMAMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    GREEN MOLDING SAND TREATMENT EQUIPMENT MONITORING SYSTEM AND GREEN...
    • Publication number 20210220903
    • Publication date Jul 22, 2021
    • SINTOKOGIO, LTD.
    • Toshiyuki ISHIKAWA
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    CASTING EQUIPMENT MONITORING SYSTEM AND CASTING EQUIPMENT MONITORIN...
    • Publication number 20200293014
    • Publication date Sep 17, 2020
    • SINTOKOGIO, LTD.
    • Hideki MORIMOTO
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    DRILL
    • Publication number 20200282472
    • Publication date Sep 10, 2020
    • OSG Corporation
    • Takahiro YAMAMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DEEP HOLE MACHINING METHOD
    • Publication number 20200222992
    • Publication date Jul 16, 2020
    • OSG Corporation
    • Takahiro YAMAMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Deep-hole drill having back-tapered web
    • Publication number 20060275092
    • Publication date Dec 7, 2006
    • OSG Corporation
    • Takahiro Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Carbide drill capable of drilling hole with reduced degree of work...
    • Publication number 20060039767
    • Publication date Feb 23, 2006
    • OSG Corporation
    • Takahiro Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Coated body and process of manufacturing the coated body
    • Publication number 20040253379
    • Publication date Dec 16, 2004
    • OSG Corporation
    • Hiroaki Sugita
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Deep-hole drill having back-tapered web
    • Publication number 20040067115
    • Publication date Apr 8, 2004
    • OSG Corporation
    • Takahiro Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill having construction for reducing thrust load in drilling oper...
    • Publication number 20030188895
    • Publication date Oct 9, 2003
    • OSG Corporation
    • Jiro Osawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR