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Takashi Ejiri

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Slow-acting on/off valve
    • Patent number 8,800,958
    • Issue date Aug 12, 2014
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power assisted on/off valve
    • Patent number 8,662,469
    • Issue date Mar 4, 2014
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Normally-closed valve having a microflow rate adjusting device
    • Patent number 7,823,859
    • Issue date Nov 2, 2010
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Direct acting pressure reducing valve
    • Patent number 7,137,404
    • Issue date Nov 21, 2006
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Locking device of an air-operated normally-closed valve for a gas c...
    • Patent number 6,997,209
    • Issue date Feb 14, 2006
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Manual opening apparatus for a normally-closed valve
    • Patent number 6,932,315
    • Issue date Aug 23, 2005
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Apparatus for visually checking the operational status of a stop va...
    • Patent number 6,805,158
    • Issue date Oct 19, 2004
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-stage piston actuator
    • Patent number 6,357,339
    • Issue date Mar 19, 2002
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multistage switching valve, two-stage switching valve, and toggle t...
    • Patent number 6,244,562
    • Issue date Jun 12, 2001
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automatic two-stage switching valve
    • Patent number 6,244,563
    • Issue date Jun 12, 2001
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Toggle valve
    • Patent number 5,906,353
    • Issue date May 25, 1999
    • Fujikura Rubber Ltd.
    • Hisao Someya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stylus pen
    • Patent number 5,290,972
    • Issue date Mar 1, 1994
    • Fujikura Rubber Ltd.
    • Hisao Someya
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Pneumatically-operated valve
    • Patent number 4,903,939
    • Issue date Feb 27, 1990
    • Fujikura Rubber, Ltd.
    • Ryozo Ariizumi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm type of pilot operated directional control valve
    • Patent number 4,875,500
    • Issue date Oct 24, 1989
    • Fujikura Rubber Ltd.
    • Ryozo Ariizumi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pneumatically-operated valve
    • Patent number 4,840,347
    • Issue date Jun 20, 1989
    • Fujikura Rubber, Ltd.
    • Ryozo Ariizumi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm type of pilot operated directional control valve
    • Patent number 4,823,834
    • Issue date Apr 25, 1989
    • Fujikura Rubber Ltd.
    • Ryozo Ariizumi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Directional control valve
    • Patent number 4,765,370
    • Issue date Aug 23, 1988
    • Fujikura Rubber Ltd.
    • Ryozo Ariizumi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm type of pilot operated directional control valve
    • Patent number 4,744,388
    • Issue date May 17, 1988
    • Fujikura Rubber Ltd.
    • Ryozo Ariizumi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pneumatically operated valve
    • Patent number 4,712,576
    • Issue date Dec 15, 1987
    • Fujikura Rubber Limited
    • Ryozo Ariizumi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    SLOW-ACTING ON/OFF VALVE
    • Publication number 20120168653
    • Publication date Jul 5, 2012
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    POWER-ASSISTED ON/OFF VALVE
    • Publication number 20110062365
    • Publication date Mar 17, 2011
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RODLESS CYLINDER DEVICE
    • Publication number 20100031813
    • Publication date Feb 11, 2010
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    NORMALLY-CLOSED VALVE HAVING A MICROFLOW RATE ADJUSTING DEVICE
    • Publication number 20090050832
    • Publication date Feb 26, 2009
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Direct acting pressure reducing valve
    • Publication number 20070068578
    • Publication date Mar 29, 2007
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Manual opening apparatus for a normally-closed valve
    • Publication number 20050006616
    • Publication date Jan 13, 2005
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Direct acting pressure reducing valve
    • Publication number 20040177881
    • Publication date Sep 16, 2004
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Locking device of an air-operated normally-closed valve for a gas c...
    • Publication number 20040107995
    • Publication date Jun 10, 2004
    • Fujikura Rubber Ltd.
    • Takashi Ejiri
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Apparatus for visually checking the operational status of a stop va...
    • Publication number 20010025657
    • Publication date Oct 4, 2001
    • Takashi Ejiri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...