TREA

Masanori Watanabe

Follow

Person

  • Ibaraki, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Power tool anvil lock mechanism
    • Patent number 10,377,022
    • Issue date Aug 13, 2019
    • KOKI HOLDINGS CO., LTD.
    • Keita Saitou
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electrical apparatus
    • Patent number 9,596,776
    • Issue date Mar 14, 2017
    • Hitachi Koki Co., Ltd.
    • Shigeru Takahashi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Truck frame for construction machine
    • Patent number 8,506,006
    • Issue date Aug 13, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Masanori Watanabe
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Electric power tool
    • Patent number 7,681,661
    • Issue date Mar 23, 2010
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Electric power tool with cover
    • Patent number 7,665,541
    • Issue date Feb 23, 2010
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power tool
    • Patent number 7,490,746
    • Issue date Feb 17, 2009
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power tool
    • Patent number 7,455,121
    • Issue date Nov 25, 2008
    • Hitachi Koki Co., Ltd.
    • Takuma Saito
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power tool
    • Patent number 7,344,054
    • Issue date Mar 18, 2008
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Motor-driven tool
    • Patent number 7,323,796
    • Issue date Jan 29, 2008
    • Hitachi Koki Co., Ltd.
    • Katsuhiro Oomori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric power tool
    • Patent number 7,108,079
    • Issue date Sep 19, 2006
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power tool
    • Patent number 7,048,075
    • Issue date May 23, 2006
    • Hitachi Koki Co., Ltd.
    • Takuma Saito
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power tool
    • Patent number 6,905,052
    • Issue date Jun 14, 2005
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power tool
    • Patent number 6,679,406
    • Issue date Jan 20, 2004
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Motor-driven tool
    • Patent number 6,661,148
    • Issue date Dec 9, 2003
    • Hitachi Koki Co., Ltd.
    • Katsuhiro Oomori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Impact driver
    • Patent number D477205
    • Issue date Jul 15, 2003
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • D08 - Tools and hardware

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRICAL APPARATUS
    • Publication number 20150282356
    • Publication date Oct 1, 2015
    • Hitachi Koki Co., Ltd.
    • Shigeru TAKAHASHI
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    POWER TOOL
    • Publication number 20150151415
    • Publication date Jun 4, 2015
    • Hitachi Koki Co., Ltd.
    • Keita Saitou
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power Tool
    • Publication number 20140069672
    • Publication date Mar 13, 2014
    • Hitachi Koki Co., Ltd.
    • Hironori Mashiko
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    POWER TOOL
    • Publication number 20140014385
    • Publication date Jan 16, 2014
    • HITACHI KOKI CO., LTD.
    • Shingo KOSUGI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TRUCK FRAME FOR CONSTRUCTION MACHINE
    • Publication number 20110210583
    • Publication date Sep 1, 2011
    • Hitachi Construction Machinery Co., Ltd.
    • Masanori Watanabe
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Electric power tool
    • Publication number 20090014194
    • Publication date Jan 15, 2009
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power tool
    • Publication number 20070102462
    • Publication date May 10, 2007
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric power tool
    • Publication number 20060048959
    • Publication date Mar 9, 2006
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power tool
    • Publication number 20050092792
    • Publication date May 5, 2005
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power tool
    • Publication number 20050061521
    • Publication date Mar 24, 2005
    • Hitachi Koki Co., Ltd.
    • Takuma Saito
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power tool
    • Publication number 20040074938
    • Publication date Apr 22, 2004
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Motor-driven tool
    • Publication number 20040027010
    • Publication date Feb 12, 2004
    • Hitachi Koko Co., Ltd.
    • Katsuhiro Oomori
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric power tool
    • Publication number 20030159843
    • Publication date Aug 28, 2003
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Motor-driven tool
    • Publication number 20020182020
    • Publication date Dec 5, 2002
    • Katsuhiro Oomori
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Power tool
    • Publication number 20020121384
    • Publication date Sep 5, 2002
    • Takuma Saito
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Power tool
    • Publication number 20020122707
    • Publication date Sep 5, 2002
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC