Patents by Inventor Shigeki KUSUHARA

Shigeki KUSUHARA has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for preventing corrosion of cable
    Patent number: 11346011
    Abstract: Provided is a method for preventing corrosion of a cable including a plurality of bundled wires and a covering tube which covers the plurality of wires, the method including a mixed gas generation step of mixing a low-oxygen gas having an oxygen concentration lower than an oxygen concentration of air with the air, and a mixed gas supply step of supplying the mixed gas into the covering tube to flow the mixed gas around each of the wires.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: May 31, 2022
    Assignee: Honshu-Shikoku Bridge Expressway Company Limited
    Inventors: Shigeki Kusuhara, Masao Kume, Akira Machida
  • METHOD FOR PREVENTING CORROSION OF CABLE
    Publication number: 20190161867
    Abstract: Provided is a method for preventing corrosion of a cable including a plurality of bundled wires and a covering tube which covers the plurality of wires, the method including a mixed gas generation step of mixing a low-oxygen gas having an oxygen concentration lower than an oxygen concentration of air with the air, and a mixed gas supply step of supplying the mixed gas into the covering tube to flow the mixed gas around each of the wires.
    Type: Application
    Filed: November 16, 2018
    Publication date: May 30, 2019
    Inventors: Shigeki KUSUHARA, Masao KUME, Akira MACHIDA