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Yutaka Nagai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Screw shaft, manufacturing method thereof, and ball screw device
    • Patent number 10,663,045
    • Issue date May 26, 2020
    • NSK Ltd.
    • Kazunari Miyazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball screw
    • Patent number 10,107,383
    • Issue date Oct 23, 2018
    • NSK Ltd.
    • Junji Minakuchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball screw device
    • Patent number 8,752,446
    • Issue date Jun 17, 2014
    • NSK Ltd.
    • Kazuhito Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Ball Screw Device
    • Publication number 20190353230
    • Publication date Nov 21, 2019
    • NSK LTD.
    • Yosuke KAJIHARA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SCREW SHAFT, MANUFACTURING METHOD THEREOF, AND BALL SCREW DEVICE
    • Publication number 20180087636
    • Publication date Mar 29, 2018
    • NSK Ltd.
    • Kazunari MIYAZAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ball Screw
    • Publication number 20170023124
    • Publication date Jan 26, 2017
    • NSK Ltd.
    • Junji MINAKUCHI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ball Screw Device
    • Publication number 20150362061
    • Publication date Dec 17, 2015
    • NSK LTD.
    • Yutaka NAGAI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ball Screw Bearing Device
    • Publication number 20140161380
    • Publication date Jun 12, 2014
    • NSK LTD.
    • Yutaka Nagai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ball Screw Device
    • Publication number 20120144944
    • Publication date Jun 14, 2012
    • NSK LTD.
    • Kazuhito Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ball Screw Device
    • Publication number 20080127764
    • Publication date Jun 5, 2008
    • NSK Ltd.
    • Daiju Takahashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...