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Naoki Tadokoro

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Patents Grantslast 30 patents

  • Information Patent Grant

    Power tool
    • Patent number 11,780,071
    • Issue date Oct 10, 2023
    • KOKI HOLDINGS CO., LTD.
    • Yasutaka Shimizu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power tool
    • Patent number 11,766,773
    • Issue date Sep 26, 2023
    • KOKI HOLDINGS CO., LTD.
    • Naoki Tadokoro
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Power tool
    • Patent number 10,903,775
    • Issue date Jan 26, 2021
    • KOKI HOLDINGS CO., LTD.
    • Nobuhito Hosokawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electric tool
    • Patent number 10,505,473
    • Issue date Dec 10, 2019
    • KOKI HOLDINGS CO., LTD.
    • Nobuhiro Takano
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric tool
    • Patent number 9,871,424
    • Issue date Jan 16, 2018
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric tool
    • Patent number 9,768,713
    • Issue date Sep 19, 2017
    • Hitachi Koki Co., Ltd.
    • Toshiaki Koizumi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Power tool provided with circuit board
    • Patent number 9,457,459
    • Issue date Oct 4, 2016
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Cutter
    • Patent number 8,616,190
    • Issue date Dec 31, 2013
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Power tool
    • Patent number 8,087,556
    • Issue date Jan 3, 2012
    • Hitachi Koki Co., Ltd.
    • Katsuhiro Oomori
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Portable electric grinder
    • Patent number D623496
    • Issue date Sep 14, 2010
    • Hitachi Koki Co., Ltd.
    • Yoshiki Aoki
    • D08 - Tools and hardware
  • Information Patent Grant

    Power tool with yoke rotation prevention means
    • Patent number 7,719,146
    • Issue date May 18, 2010
    • Hitachi Koki Co., Ltd.
    • Shigeru Takahashi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power tool equipped with light
    • Patent number 7,677,752
    • Issue date Mar 16, 2010
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Portable electric driver
    • Patent number D610421
    • Issue date Feb 23, 2010
    • Hitachi Koki Co., Ltd.
    • Takeshi Taniguchi
    • D08 - Tools and hardware

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER TOOL
    • Publication number 20210187722
    • Publication date Jun 24, 2021
    • Koki Holdings Co., Ltd.
    • Yasutaka SHIMIZU
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    POWER TOOL
    • Publication number 20210060754
    • Publication date Mar 4, 2021
    • Koki Holdings Co., Ltd.
    • Naoki TADOKORO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWERED WORKING MACHINE
    • Publication number 20170312902
    • Publication date Nov 2, 2017
    • Hitachi Koki Co., Ltd.
    • Yuta NOGUCHI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20170070168
    • Publication date Mar 9, 2017
    • Hitachi Koki Co., Ltd.
    • Nobuhiro Takano
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20160204718
    • Publication date Jul 14, 2016
    • Hitachi Koki Co., Ltd.
    • Toshiaki Koizumi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    WASHER
    • Publication number 20160144411
    • Publication date May 26, 2016
    • Hitachi Koki Co., Ltd.
    • Noriyuki HORIE
    • B08 - CLEANING
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20150364973
    • Publication date Dec 17, 2015
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Tool
    • Publication number 20150352699
    • Publication date Dec 10, 2015
    • Hitachi Koki Co., Ltd.
    • Hironori SAKAI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power Tool
    • Publication number 20150349695
    • Publication date Dec 3, 2015
    • Hitachi Koki Co., Ltd.
    • Nobuhito HOSOKAWA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power Tool
    • Publication number 20150231771
    • Publication date Aug 20, 2015
    • Hitachi Koki Co., Ltd.
    • Hironori Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Rotational Impact Tool
    • Publication number 20150190908
    • Publication date Jul 9, 2015
    • Hitachi Koki Co.,Ltd.
    • Naoki Tadokoro
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC TOOL AND FASTENING METHOD USING THE SAME
    • Publication number 20150047866
    • Publication date Feb 19, 2015
    • Hitachi Koki Co., Ltd.
    • Hironori Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC TOOL AND FASTENING METHOD USING THE SAME
    • Publication number 20150042246
    • Publication date Feb 12, 2015
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER TOOL
    • Publication number 20130260653
    • Publication date Oct 3, 2013
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Power Tool Provided With Circuit Board
    • Publication number 20130000934
    • Publication date Jan 3, 2013
    • Hitachi Koki Co., Ltd.
    • Naoki Tadokoro
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Cutter
    • Publication number 20100147278
    • Publication date Jun 17, 2010
    • Hitachi Koki Co., Ltd
    • Naoki Tadokoro
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    POWER TOOL
    • Publication number 20080185410
    • Publication date Aug 7, 2008
    • Katsuhiro OOMORI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRICALLY POWERED TOOL WITH UNHEAT GRIP PORTION
    • Publication number 20080135268
    • Publication date Jun 12, 2008
    • Naoki TADOKORO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    POWER TOOL EQUIPPED WITH LIGHT
    • Publication number 20080025017
    • Publication date Jan 31, 2008
    • Naoki Tadokoro
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    POWER TOOL AND METHOD FOR ASSEMBLING THE SAME
    • Publication number 20070182269
    • Publication date Aug 9, 2007
    • Shigeru Takahashi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS