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Haruhiko Oouchi

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  • Hitachinaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Driving tool
    • Patent number 11,185,967
    • Issue date Nov 30, 2021
    • KOKI HOLDINGS CO., LTD.
    • Haruhiko Oouchi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Driving tool with push lever configured to contact housing
    • Patent number 9,669,529
    • Issue date Jun 6, 2017
    • Hitachi Koki Co., Ltd.
    • Yoshinori Ishizawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Fastener driving tool
    • Patent number 9,061,408
    • Issue date Jun 23, 2015
    • Hitachi Koki Co., Ltd.
    • Yoshinori Ishizawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Driving tool
    • Patent number 8,708,209
    • Issue date Apr 29, 2014
    • Hitachi Koki Co., Ltd.
    • Haruhiko Oouchi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pneumatically operated screw driver
    • Patent number 7,370,559
    • Issue date May 13, 2008
    • Hitachi Koki Co., Ltd.
    • Takeshi Kamo
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pneumatically operated power tool having mechanism for changing com...
    • Patent number 7,255,257
    • Issue date Aug 14, 2007
    • Hitachi Koki Co., Ltd.
    • Haruhiko Oouchi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pneumatically operated screw driver
    • Patent number 7,165,478
    • Issue date Jan 23, 2007
    • Hitachi Koki Co., Ltd.
    • Takeshi Kamo
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pneumatically operated power tool having mechanism for changing com...
    • Patent number 7,093,743
    • Issue date Aug 22, 2006
    • Hitachi Koki Co., Ltd.
    • Haruhiko Oouchi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pneumatically operated screw driver
    • Patent number 7,013,985
    • Issue date Mar 21, 2006
    • Hitachi Koki Co., Ltd.
    • Yasuo Sasaki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    DRIVING TOOL
    • Publication number 20190022842
    • Publication date Jan 24, 2019
    • Koki Holdings Co., Ltd.
    • Haruhiko OOUCHI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    DRIVING TOOL WITH PUSH LEVER CONFIGURED TO CONTACT HOUSING
    • Publication number 20150090758
    • Publication date Apr 2, 2015
    • Hitachi Koki Co., Ltd.
    • Yoshinori Ishizawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Fastener Driving Tool
    • Publication number 20120298712
    • Publication date Nov 29, 2012
    • Hitachi Koki Co., Ltd.
    • Yoshinori Ishizawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Driving Tool
    • Publication number 20110240709
    • Publication date Oct 6, 2011
    • Hitachi Koki Co., Ltd
    • Haruhiko Oouchi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Pneumatically operated power tool having mechanism for changing com...
    • Publication number 20060180632
    • Publication date Aug 17, 2006
    • Haruhiko Oouchi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Pneumatically operated power tool having mechanism for changing com...
    • Publication number 20050077064
    • Publication date Apr 14, 2005
    • Haruhiko Oouchi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Pneumatically operated screw driver
    • Publication number 20050072275
    • Publication date Apr 7, 2005
    • Yasuo Sasaki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Pneumatically operated screw driver
    • Publication number 20050072585
    • Publication date Apr 7, 2005
    • Takeshi Kamo
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Pneumatically operated screw driver
    • Publication number 20050061847
    • Publication date Mar 24, 2005
    • Hitachi Koki Co., Ltd.
    • Takeshi Kamo
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS