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BIG DAISHOWA SEIKI CO., LTD.

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  • Osaka, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    System for adjusting balance and runout of rotary tool, device for...
    • Patent number 12,210,332
    • Issue date Jan 28, 2025
    • Big Daishowa Co., Ltd.
    • Masataka Yauchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    System for adjusting balance and runout of rotary tool, device for...
    • Patent number 12,032,351
    • Issue date Jul 9, 2024
    • Big Daishowa Co., Ltd.
    • Masataka Yauchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Misalignment determining device
    • Patent number 11,255,654
    • Issue date Feb 22, 2022
    • Big Daishowa Co., Ltd.
    • Naoki Maegawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting insert and boring tool
    • Patent number 11,040,404
    • Issue date Jun 22, 2021
    • Sumitomo Electric Hardmetal Corp.
    • Naoki Matsuda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck device
    • Patent number 10,967,471
    • Issue date Apr 6, 2021
    • Big Daishowa Co., Ltd.
    • Masayuki Doi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Information-holding unit
    • Patent number 7,240,845
    • Issue date Jul 10, 2007
    • Big Daishowa Seiki Co., Ltd.
    • Tsuyoshi Komine
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool insert and cutting tool
    • Patent number 6,851,897
    • Issue date Feb 8, 2005
    • Big Daishowa Seiki Co., Ltd.
    • Haruaki Kubo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool holder
    • Patent number 6,739,810
    • Issue date May 25, 2004
    • Big Alpha Co. Inc.
    • Tsuyoshi Komine
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    SYSTEM FOR ADJUSTING BALANCE AND RUNOUT OF ROTARY TOOL, DEVICE FOR...
    • Publication number 20240264578
    • Publication date Aug 8, 2024
    • BIG DAISHOWA CO., LTD.
    • Masataka YAUCHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SYSTEM FOR ADJUSTING BALANCE AND RUNOUT OF ROTARY TOOL, DEVICE FOR...
    • Publication number 20240219886
    • Publication date Jul 4, 2024
    • BIG DAISHOWA CO., LTD.
    • Masataka YAUCHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL AND CUTTING PROCESSING DEVICE
    • Publication number 20230302544
    • Publication date Sep 28, 2023
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Hirochika FUKUDA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HYDRO CHUCK
    • Publication number 20220331885
    • Publication date Oct 20, 2022
    • BIG DAISHOWA CO., LTD.
    • Masayuki DOI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    MISALIGNMENT DETERMINING DEVICE
    • Publication number 20210254956
    • Publication date Aug 19, 2021
    • BIG DAISHOWA SEIKI CO., LTD.
    • Naoki MAEGAWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SYSTEM FOR ADJUSTING BALANCE AND RUNOUT OF ROTARY TOOL, DEVICE FOR...
    • Publication number 20210046600
    • Publication date Feb 18, 2021
    • BIG DAISHOWA CO., LTD.
    • Masataka YAUCHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING INSERT AND BORING TOOL
    • Publication number 20200406368
    • Publication date Dec 31, 2020
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Naoki MATSUDA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK DEVICE
    • Publication number 20200039015
    • Publication date Feb 6, 2020
    • BIG DAISHOWA CO., LTD.
    • Masayuki DOI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Holder Device
    • Publication number 20140197607
    • Publication date Jul 17, 2014
    • BIG DAISHOWA SEIKI CO LTD
    • Masayuki Doi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Information-holding unit
    • Publication number 20030156401
    • Publication date Aug 21, 2003
    • BIG DAISHOWA SEIKI CO., LTD.
    • Tsuyoshi Komine
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR