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Tetsuhiro HARADA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary impact tool
    • Patent number 10,994,393
    • Issue date May 4, 2021
    • KOKI HOLDINGS CO., LTD.
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Power tool
    • Patent number 10,562,107
    • Issue date Feb 18, 2020
    • KOKI HOLDINGS CO., LTD.
    • Tetsuhiro Harada
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Driver
    • Patent number 10,442,066
    • Issue date Oct 15, 2019
    • KOKI HOLDINGS CO., LTD.
    • Tomomasa Nishikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric device including sealing member between attachment part an...
    • Patent number 10,263,228
    • Issue date Apr 16, 2019
    • KOKI HOLDINGS CO., LTD.
    • Tomomasa Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric device body and electric device
    • Patent number 9,774,017
    • Issue date Sep 26, 2017
    • Hitachi Koki Co., Ltd.
    • Hiroki Uchida
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Power tool and method for producing the same
    • Patent number 9,539,649
    • Issue date Jan 10, 2017
    • Hitachi Koki Co., Ltd.
    • Tomomasa Nishikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Oil pulse tool
    • Patent number 8,925,645
    • Issue date Jan 6, 2015
    • Hitachi Koki Co., Ltd.
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Oil pulse tool
    • Patent number 8,640,789
    • Issue date Feb 4, 2014
    • Hitachi Koki Co., Ltd.
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    Rotary Impact Tool
    • Publication number 20190030692
    • Publication date Jan 31, 2019
    • Koki Holdings Co., Ltd.
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Driver
    • Publication number 20170297187
    • Publication date Oct 19, 2017
    • Hitachi Koki Co., Ltd.
    • Tomomasa NISHIKAWA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    IMPACT TOOL
    • Publication number 20170259412
    • Publication date Sep 14, 2017
    • Hitachi Koki Co., Ltd.
    • Tomomasa NISHIKAWA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    IMPACT TOOL
    • Publication number 20170144278
    • Publication date May 25, 2017
    • Hitachi Koki Co., Ltd.
    • Tomomasa NISHIKAWA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    IMPACT TOOL
    • Publication number 20160129568
    • Publication date May 12, 2016
    • Hitachi Koki Co., Ltd.
    • Tomomasa Nishikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric Device Body And Electric Device
    • Publication number 20150357612
    • Publication date Dec 10, 2015
    • Hitachi Koki Co., Ltd.
    • Hiroki Uchida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRIC DEVICE, BATTERY PACK, AND ELECTRIC APPARATUS
    • Publication number 20150214520
    • Publication date Jul 30, 2015
    • Hitachi Koki Co., Ltd.
    • Tomomasa Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20150022125
    • Publication date Jan 22, 2015
    • Hitachi Koki Co., Ltd.
    • Nobuhiro Takano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    BATTERY PACK AND ELECTRIC DEVICE
    • Publication number 20140295257
    • Publication date Oct 2, 2014
    • Hitachi Koki Co., Ltd.
    • Tetsuhiro HARADA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    BATTERY PACK AND ELECTRIC DEVICE
    • Publication number 20140248519
    • Publication date Sep 4, 2014
    • Hitachi Koki Co., Ltd.
    • Tomomasa NISHIKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER TOOL AND METHOD FOR PRODUCING THE SAME
    • Publication number 20140209341
    • Publication date Jul 31, 2014
    • Hitachi Koki Co., Ltd.
    • Tomomasa Nishikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power Tool
    • Publication number 20140209338
    • Publication date Jul 31, 2014
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    POWER TOOL
    • Publication number 20140125159
    • Publication date May 8, 2014
    • Hitachi Koki Co., Ltd.
    • Yutaka Ito
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Driving Tool
    • Publication number 20130264087
    • Publication date Oct 10, 2013
    • Hitachi Koki Co., Ltd.
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    OIL PULSE TOOL
    • Publication number 20110214894
    • Publication date Sep 8, 2011
    • Hitachi Koki Co., Ltd.
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    OIL PULSE TOOL
    • Publication number 20110203822
    • Publication date Aug 25, 2011
    • HITACHI KOKI CO., LTD.
    • Tetsuhiro Harada
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS