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Hisashi Yajima

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  • Nagano-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnet chuck
    • Patent number 11,931,847
    • Issue date Mar 19, 2024
    • SMC Corporation
    • Hisashi Yajima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fluid control valve
    • Patent number 11,835,153
    • Issue date Dec 5, 2023
    • SMC Corporation
    • Hisashi Yajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Magnetic chuck
    • Patent number 11,772,215
    • Issue date Oct 3, 2023
    • SMC Corporation
    • Hisashi Yajima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Servo valve
    • Patent number 11,428,331
    • Issue date Aug 30, 2022
    • SMC Corporation
    • Hisashi Yajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive system and control method for chuck device
    • Patent number 11,370,035
    • Issue date Jun 28, 2022
    • SMC Corporation
    • Hisashi Yajima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drive method and drive device for fluid pressure cylinder
    • Patent number 11,300,143
    • Issue date Apr 12, 2022
    • SMC Corporation
    • Satoru Ito
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servo valve
    • Patent number 11,162,515
    • Issue date Nov 2, 2021
    • SMC Corporation
    • Junji Sakashita
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servo valve
    • Patent number 10,697,477
    • Issue date Jun 30, 2020
    • SMC Corporation
    • Junji Sakashita
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Magnet chuck
    • Patent number 10,195,722
    • Issue date Feb 5, 2019
    • SMC Corporation
    • Kouichirou Kanda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Magnet chuck
    • Patent number 9,905,346
    • Issue date Feb 27, 2018
    • SMC Corporation
    • Hisashi Yajima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Linear actuator
    • Patent number 8,994,234
    • Issue date Mar 31, 2015
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electromagnetic actuator
    • Patent number 8,497,754
    • Issue date Jul 30, 2013
    • SMC Kabushiki Kaisha
    • Nobuhiro Fujiwara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic actuator
    • Patent number 8,421,564
    • Issue date Apr 16, 2013
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Linear electromagnetic actuator
    • Patent number 8,174,344
    • Issue date May 8, 2012
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Linear electromagnetic actuator
    • Patent number D635165
    • Issue date Mar 29, 2011
    • SMC Corporation
    • Hisashi Yajima
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Brake apparatus for linear motor and method for positioning movable...
    • Patent number 7,770,700
    • Issue date Aug 10, 2010
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Linear electromagnetic actuator
    • Patent number 7,683,749
    • Issue date Mar 23, 2010
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fluid pressure cylinder with position detecting device
    • Patent number 7,493,847
    • Issue date Feb 24, 2009
    • SMC Corporation
    • Hisashi Yajima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Linear slide apparatus
    • Patent number 7,453,172
    • Issue date Nov 18, 2008
    • SMC Corporation
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Linear electromagnetic actuator
    • Patent number D542816
    • Issue date May 15, 2007
    • SMC Corporation
    • Hisashi Yajima
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Method and apparatus for controlling air cylinder
    • Patent number 7,210,394
    • Issue date May 1, 2007
    • SMC Corporation
    • Hisashi Yajima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Linear actuator capable of low-speed driving
    • Patent number 7,116,016
    • Issue date Oct 3, 2006
    • SMC Corporation
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Magnetic damper and actuator having the same
    • Patent number 6,819,209
    • Issue date Nov 16, 2004
    • SMC Corporation
    • Hisashi Yajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air servo valve
    • Patent number 6,786,237
    • Issue date Sep 7, 2004
    • SMC Corporation
    • Hisashi Yajima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Linear motor
    • Patent number 6,674,186
    • Issue date Jan 6, 2004
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Magnet movable electromagnetic actuator
    • Patent number 6,667,677
    • Issue date Dec 23, 2003
    • SMC Corporation
    • Hisashi Yajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Thrust controllable actuator
    • Patent number 6,559,746
    • Issue date May 6, 2003
    • SMC Corporation
    • Seiji Takanashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vibration generating device
    • Patent number 5,909,068
    • Issue date Jun 1, 1999
    • Teikoku Tsushin Kogyo Co., Ltd.
    • Hiroyuki Wakiwaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID CONTROL VALVE
    • Publication number 20220316619
    • Publication date Oct 6, 2022
    • SMC Corporation
    • Hisashi Yajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CONTROL METHOD FOR CHUCK DEVICE
    • Publication number 20220266351
    • Publication date Aug 25, 2022
    • SMC Corporation
    • Hisashi YAJIMA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CONTROL METHOD FOR CHUCK DEVICE
    • Publication number 20220219247
    • Publication date Jul 14, 2022
    • SMC Corporation
    • Hisashi YAJIMA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRIVE METHOD AND DRIVE DEVICE FOR FLUID PRESSURE CYLINDER
    • Publication number 20210199140
    • Publication date Jul 1, 2021
    • SMC Corporation
    • Satoru ITO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    MAGNET CHUCK
    • Publication number 20210101236
    • Publication date Apr 8, 2021
    • SMC Corporation
    • Hisashi YAJIMA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SERVO VALVE
    • Publication number 20210071766
    • Publication date Mar 11, 2021
    • SMC Corporation
    • Hisashi YAJIMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MAGNETIC CHUCK
    • Publication number 20210023665
    • Publication date Jan 28, 2021
    • SMC Corporation
    • Hisashi YAJIMA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRIVE SYSTEM AND CONTROL METHOD FOR CHUCK DEVICE
    • Publication number 20200376568
    • Publication date Dec 3, 2020
    • SMC Corporation
    • Hisashi YAJIMA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SERVO VALVE
    • Publication number 20200271137
    • Publication date Aug 27, 2020
    • SMC Corporation
    • Junji SAKASHITA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SERVO VALVE
    • Publication number 20190178265
    • Publication date Jun 13, 2019
    • SMC Corporation
    • Junji SAKASHITA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    MAGNET CHUCK
    • Publication number 20160189844
    • Publication date Jun 30, 2016
    • SMC Corporation
    • Hisashi YAJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MAGNET CHUCK
    • Publication number 20160184981
    • Publication date Jun 30, 2016
    • SMC Corporation
    • Kouichirou KANDA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTROMAGNETIC ACTUATOR
    • Publication number 20130162379
    • Publication date Jun 27, 2013
    • SMC Kabushiki Kaisha
    • Hisashi YAJIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DRIVE CONTROL APPARATUS AND DRIVE CONTROL METHOD FOR ACTUATOR
    • Publication number 20120123564
    • Publication date May 17, 2012
    • SMC Kabushiki Kaisha
    • Hisashi YAJIMA
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    LINEAR ACTUATOR
    • Publication number 20120119593
    • Publication date May 17, 2012
    • SMC Kabushiki Kaisha
    • Hisashi YAJIMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELECTROMAGNETIC ACTUATOR
    • Publication number 20110050375
    • Publication date Mar 3, 2011
    • SMC Kabushiki Kaisha
    • Hisashi YAJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Linear Electromagnetic Actuator
    • Publication number 20100134225
    • Publication date Jun 3, 2010
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Fluid pressure cylinder with position detecting device
    • Publication number 20060285978
    • Publication date Dec 21, 2006
    • SMC Corporation
    • Hisashi Yajima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Brake apparatus for linear motor and method for positioning movable...
    • Publication number 20060237268
    • Publication date Oct 26, 2006
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Linear electromagnetic actuator
    • Publication number 20060114090
    • Publication date Jun 1, 2006
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Method and apparatus for controlling air cylinder
    • Publication number 20060037466
    • Publication date Feb 23, 2006
    • SMC Corporation
    • Hisashi Yajima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Linear slide apparatus
    • Publication number 20050116550
    • Publication date Jun 2, 2005
    • SMC Corporation
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electromagnetic actuator
    • Publication number 20050104456
    • Publication date May 19, 2005
    • SMC Corporation
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Linear actuator capable of low-speed driving
    • Publication number 20050012405
    • Publication date Jan 20, 2005
    • SMC Corporation
    • Hisashi Yajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Magnetic damper and actuator having the same
    • Publication number 20040090295
    • Publication date May 13, 2004
    • SMC Corporation
    • Hisashi Yajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Air servo valve
    • Publication number 20030131896
    • Publication date Jul 17, 2003
    • SMC Corporation
    • Hisashi Yajima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Linear Motor
    • Publication number 20020167230
    • Publication date Nov 14, 2002
    • SMC Kabushiki Kaisha
    • Hisashi Yajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Magnet movable electromagnetic actuator
    • Publication number 20020008601
    • Publication date Jan 24, 2002
    • SMC Corporation
    • Hisashi Yajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Thrust controllable actuator
    • Publication number 20010043133
    • Publication date Nov 22, 2001
    • SMC Corporation
    • Seiji Takanashi
    • H01 - BASIC ELECTRIC ELEMENTS