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Yoshio Iimura

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric tool and communication plug for electric tool
    • Patent number 9,833,890
    • Issue date Dec 5, 2017
    • Hitachi Koki Co., Ltd.
    • Tatsuya Ito
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric working machine
    • Patent number 9,473,055
    • Issue date Oct 18, 2016
    • Hitachi Koki Co., Ltd.
    • Tatsuya Ito
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotary striking tool
    • Patent number 8,607,892
    • Issue date Dec 17, 2013
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rotary striking tool
    • Patent number 8,360,166
    • Issue date Jan 29, 2013
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Air compressor and method for controlling the same
    • Patent number 8,328,524
    • Issue date Dec 11, 2012
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor and method for controlling the same
    • Patent number 7,704,052
    • Issue date Apr 27, 2010
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor having a controller for a variable speed motor and a...
    • Patent number 7,641,449
    • Issue date Jan 5, 2010
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor
    • Patent number 7,476,088
    • Issue date Jan 13, 2009
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure switch mechanism and air compressor using the same mechanism
    • Patent number 7,326,038
    • Issue date Feb 5, 2008
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor and control method therefor
    • Patent number 7,017,342
    • Issue date Mar 28, 2006
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Battery charger determining charging conditions depending upon whet...
    • Patent number 6,204,639
    • Issue date Mar 20, 2001
    • Hitachi Koki Co., Ltd.
    • Nobuhiro Takano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Battery pack charger having a fail-safe heat-sensitive switch for p...
    • Patent number 5,900,719
    • Issue date May 4, 1999
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and apparatus for charging a battery
    • Patent number 4,998,057
    • Issue date Mar 5, 1991
    • Hitachi Koki Co., Ltd.
    • Shigeru Shinohara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Battery charger
    • Patent number D313004
    • Issue date Dec 18, 1990
    • Hitachi Koko Company, Ltd.
    • Hideaki Hasegawa
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery charger
    • Patent number 4,873,479
    • Issue date Oct 10, 1989
    • Hitachi Koki Company, Ltd.
    • Yoshio Iimura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    SELF-PROPELLED GRASS MOWER AND SELF-PROPELLED WHEELED APPARATUS
    • Publication number 20180199506
    • Publication date Jul 19, 2018
    • Hitachi Koki Co., Ltd.
    • Tatsuya ITO
    • G05 - CONTROLLING REGULATING
  • 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

    ELECTRIC WORKING MACHINE
    • Publication number 20140049204
    • Publication date Feb 20, 2014
    • Hitachi Koki Co., Ltd.
    • Tatsuya Ito
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC TOOL AND DATA TRANSMISSION METHOD
    • Publication number 20130245789
    • Publication date Sep 19, 2013
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC TOOL AND COMMUNICATION PLUG FOR ELECTRIC TOOL
    • Publication number 20120292070
    • Publication date Nov 22, 2012
    • Hitachi Koki Co., Ltd.
    • Tatsuya ITO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY STRIKING TOOL
    • Publication number 20110079407
    • Publication date Apr 7, 2011
    • HITACHI KOKI CO., LTD.
    • Yoshio Iimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY STRIKING TOOL
    • Publication number 20110073334
    • Publication date Mar 31, 2011
    • HITACHI KOKI CO., LTD.
    • Yoshio Iimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Air compressor and method for controlling the same
    • Publication number 20090288849
    • Publication date Nov 26, 2009
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air compressor
    • Publication number 20060110258
    • Publication date May 25, 2006
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air compressor and control method therefor
    • Publication number 20050053483
    • Publication date Mar 10, 2005
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air compressor and control method therefor
    • Publication number 20040265134
    • Publication date Dec 30, 2004
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pressure switch mechanism and air compressor using the same mechanism
    • Publication number 20040265132
    • Publication date Dec 30, 2004
    • Hitachi Koki, Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air compressor and method for controlling the same
    • Publication number 20040191073
    • Publication date Sep 30, 2004
    • Hitachi Koki Co., Ltd.
    • Yoshio Iimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...