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Masahiko Sako

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Patents Grantslast 30 patents

  • Information Patent Grant

    Impact fastening tool
    • Patent number 10,953,524
    • Issue date Mar 23, 2021
    • Makita Corporation
    • Masahiko Sako
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Apparatus for estimating quantity of state relating to motor, and e...
    • Patent number 9,425,730
    • Issue date Aug 23, 2016
    • Makita Corporation
    • Masahiko Sako
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Motor speed control systems
    • Patent number 7,928,674
    • Issue date Apr 19, 2011
    • Makita Corporation
    • Masahiko Sako
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power tools
    • Patent number 7,047,854
    • Issue date May 23, 2006
    • Makita Corporation
    • Masahiko Sako
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Radar device and method of measuring distance and reflecting factor
    • Patent number 7,009,552
    • Issue date Mar 7, 2006
    • Makita Corporation
    • Masahiko Sako
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Power tools
    • Patent number 6,959,631
    • Issue date Nov 1, 2005
    • Makita Corporation
    • Masahiko Sako
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power tools
    • Patent number 6,891,457
    • Issue date May 10, 2005
    • Makita Corporation
    • Masahiko Sako
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Lighting devices for power tools
    • Patent number 6,616,295
    • Issue date Sep 9, 2003
    • Makita Corporation
    • Masahiko Sako
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPACT FASTENING TOOL
    • Publication number 20180272511
    • Publication date Sep 27, 2018
    • MAKITA CORPORATION
    • Masahiko SAKO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    APPARATUS FOR ESTIMATING QUANTITY OF STATE RELATING TO MOTOR, AND E...
    • Publication number 20130300333
    • Publication date Nov 14, 2013
    • Makita Corporation
    • Masahiko Sako
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Motor speed control systems
    • Publication number 20070216326
    • Publication date Sep 20, 2007
    • MAKITA CORPORATION
    • Masahiko Sako
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power tools
    • Publication number 20060000332
    • Publication date Jan 5, 2006
    • Makita Corporation
    • Masahiko Sako
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Radar device and method of measuring distance and reflecting factor
    • Publication number 20040263383
    • Publication date Dec 30, 2004
    • Makita Corporation
    • Masahiko Sako
    • G01 - MEASURING TESTING
  • Information Patent Application

    Power tools
    • Publication number 20040200329
    • Publication date Oct 14, 2004
    • Makita Corporation
    • Masahiko Sako
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Power tools
    • Publication number 20040155743
    • Publication date Aug 12, 2004
    • Makita Corporation
    • Masahiko Sako
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Lighting devices for power tools
    • Publication number 20020057568
    • Publication date May 16, 2002
    • Makita Corporation
    • Masahiko Sako
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC