Jun Okada

Person

  • Osaka, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Door structure for floating flap gate

    • Patent number 9,926,682
    • Issue date Mar 27, 2018
    • Hitachi Zosen Corporation
    • Hiroaki Arai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    PIPE

    • Publication number 20150300535
    • Publication date Oct 22, 2015
    • Hitachi Zosen Corporation
    • Donghui MA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PIPE AND METHOD FOR MANUFACTURING PIPE

    • Publication number 20150075663
    • Publication date Mar 19, 2015
    • Hitachi Zosen Corporation
    • Donghui Ma
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    PIPE AND METHOD FOR MANUFACTURING PIPE

    • Publication number 20150047734
    • Publication date Feb 19, 2015
    • Hitachi Zosen Corporation
    • Shunsuke Kanagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DOOR STRUCTURE FOR FLOATING FLAP GATE

    • Publication number 20140193202
    • Publication date Jul 10, 2014
    • HITACHI ZOSEN CORPORATION
    • Hiroaki Arai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING