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Kitagawa Iron Works Co., Ltd.

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Patents Grantslast 30 patents

  • Information Patent Grant

    Chuck correction method
    • Patent number 11,471,955
    • Issue date Oct 18, 2022
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio Nishimiya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck mechanism and top jaw
    • Patent number 11,389,880
    • Issue date Jul 19, 2022
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio Nishimiya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck and method for manufacturing same
    • Patent number 11,141,798
    • Issue date Oct 12, 2021
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio Nishimiya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck mechanism
    • Patent number 11,045,882
    • Issue date Jun 29, 2021
    • Kitagawa Iron Works Co., Ltd.
    • Tomonari Hiromoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck device
    • Patent number 11,000,904
    • Issue date May 11, 2021
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio Nishimiya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck
    • Patent number 10,864,579
    • Issue date Dec 15, 2020
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio Nishimiya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Gripper
    • Patent number 10,835,964
    • Issue date Nov 17, 2020
    • Kitagawa Iron Works Co., Ltd.
    • Makoto Otsuka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck mechanism
    • Patent number 10,835,965
    • Issue date Nov 17, 2020
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio Nishimiya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Retracting chuck
    • Patent number 10,688,567
    • Issue date Jun 23, 2020
    • KITAGAWA IRON WORKS CO., LTD
    • Tamio Nishimiya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck for machine tool
    • Patent number D859481
    • Issue date Sep 10, 2019
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio Nishimiya
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Gripping method for turbocharger housing and work gripping device
    • Patent number 8,220,805
    • Issue date Jul 17, 2012
    • Kitagawa Iron Works Co., Ltd.
    • Atsunori Monden
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spiral wing shaft for mixers
    • Patent number D513013
    • Issue date Dec 20, 2005
    • Kitagawa Iron Works Co. Ltd.
    • Terumi Fujiki
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Workpiece transfer apparatus
    • Patent number 5,901,624
    • Issue date May 11, 1999
    • Kitagawa Iron Works Co., Ltd.
    • Yoshio Shiramasa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Front part replacement type finger chuck
    • Patent number 5,848,795
    • Issue date Dec 15, 1998
    • Kitagawa Iron Works Co., Ltd.
    • Naoyuki Masatsugu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Workpiece transfer apparatus
    • Patent number 5,782,151
    • Issue date Jul 21, 1998
    • Kitagawa Iron Works Co., Ltd.
    • Yoshio Shiramasa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coupling mechanisms for rotary fluid cylinders
    • Patent number 5,065,792
    • Issue date Nov 19, 1991
    • Kitagawa Iron Works Co., Ltd.
    • Koziro Ohta
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for improving characteristics of sand
    • Patent number 4,832,853
    • Issue date May 23, 1989
    • Kitagawa Iron Works Co., Ltd.
    • Hisashi Shiraki
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Rotary fluid cylinders for operating chucks
    • Patent number 4,747,337
    • Issue date May 31, 1988
    • Kitagawa Iron Works Co., Ltd.
    • Kojiro Ohota
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for improving characteristics of sand
    • Patent number 4,717,478
    • Issue date Jan 5, 1988
    • Kitagawa Iron Works Co., Ltd.
    • Hisashi Shiraki
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Cooling system of rotary fluid pressure cylinder for chucking in ma...
    • Patent number 4,523,632
    • Issue date Jun 18, 1985
    • Kitagawa Iron Works Co. Ltd.
    • Akira Nobukawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drying method and apparatus
    • Patent number 4,198,763
    • Issue date Apr 22, 1980
    • Kitagawa Iron Works Co., Ltd.
    • Kouzi Kurihara
    • F26 - DRYING
  • Information Patent Grant

    Soil treatment
    • Patent number 4,120,163
    • Issue date Oct 17, 1978
    • Kitagawa Iron Works Co., Ltd.
    • Hisashi Shiraki
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    AUTOMATIC JIG REPLACEMENT SYSTEM
    • Publication number 20230381907
    • Publication date Nov 30, 2023
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    STRUCTURE AND CHUCK
    • Publication number 20220274187
    • Publication date Sep 1, 2022
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    STRUCTURE
    • Publication number 20220203458
    • Publication date Jun 30, 2022
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK AND METHOD FOR MANUFACTURING SAME
    • Publication number 20210187627
    • Publication date Jun 24, 2021
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK MECHANISM AND TOP JAW
    • Publication number 20210046557
    • Publication date Feb 18, 2021
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK CORRECTION METHOD
    • Publication number 20200368825
    • Publication date Nov 26, 2020
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK DEVICE
    • Publication number 20200316692
    • Publication date Oct 8, 2020
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK
    • Publication number 20200215622
    • Publication date Jul 9, 2020
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK MECHANISM
    • Publication number 20200061720
    • Publication date Feb 27, 2020
    • KITAGAWA IRON WORKS CO., LTD.
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    GRIPPER
    • Publication number 20200023480
    • Publication date Jan 23, 2020
    • KITAGAWA IRON WORKS CO., LTD
    • Makoto OTSUKA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK MECHANISM
    • Publication number 20190366448
    • Publication date Dec 5, 2019
    • KITAGAWA IRON WORKS CO., LTD
    • Tomonari HIROMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK DEVICE
    • Publication number 20190329327
    • Publication date Oct 31, 2019
    • KITAGAWA IRON WORKS CO., LTD
    • Naoyuki MASATSUGU
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Substance Wettability Assessment Method and Assessment Device
    • Publication number 20190178771
    • Publication date Jun 13, 2019
    • Riken
    • Nobuyuki Tanaka
    • G01 - MEASURING TESTING
  • Information Patent Application

    RETRACTING CHUCK
    • Publication number 20190030617
    • Publication date Jan 31, 2019
    • KITAGAWA IRON WORKS CO., LTD
    • Tamio NISHIMIYA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Gripping Method for Turbocharger Housing
    • Publication number 20120248804
    • Publication date Oct 4, 2012
    • Kitagawa Iron Works Co., Ltd.
    • Atsunori Monden
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Gripping Method for Turbocharger Housing and Work Gripping Device
    • Publication number 20100090419
    • Publication date Apr 15, 2010
    • Kitagawa Iron Works Co., Ltd
    • Atsunori Monden
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Trademarklast 30 trademarks

  • Information Trademark

    86375731 - KITAGAWA NORTHTECH
    • Serial number 86375731
    • Registration number 4726872
    • Filing date Aug 25, 2014
    • Kitagawa Iron Works Co., Ltd
    • 7 - Machines and machine tools
  • Information Trademark

    78065873 - KITAGAWA
    • Serial number 78065873
    • Registration number 2604962
    • Filing date May 25, 2001
    • Kitagawa Iron Works Co., Ltd.
    • 7 - Machines and machine tools
  • Information Trademark

    75107423 - MACDEX
    • Serial number 75107423
    • Registration number 2145290
    • Filing date May 21, 1996
    • Kitagawa Iron Works Co., Ltd.
    • 7 - Machines and machine tools