Patents by Inventor Takao KAWARADA

Takao KAWARADA 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).

  • Publication number: 20210359191
    Abstract: A precursor, which is a drawn wire product of a composite pipe, the composite pipe having: a composite wire group; a barrier layer; and a protective layer, wherein the composite wire group has: a plurality of tin wires each having at least one tin core being made of tin or a tin alloy, and a copper matrix which surrounds the at least one tin core; and a plurality of niobium wires each having a plurality of niobium cores being made of niobium or a niobium alloy, and a copper matrix which surrounds the plurality of niobium cores, the plurality of niobium wires being disposed such that each of the tin wires is surrounded by the niobium wires, the composite wire group contains titanium in an amount of from 0.38% by mass to 0.55% by mass.
    Type: Application
    Filed: October 25, 2019
    Publication date: November 18, 2021
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Shinya KAWASHIMA, Takao KAWARADA