Patents by Inventor Koich Minorikawa

Koich Minorikawa 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).

  • Process and apparatus for making fasciated yarn
    Patent number: 4667463
    Abstract: A process and apparatus are provided for manufacturing a fasciated yarn having uniform yarn construction and high strength. The process comprises subjecting fibers to a draft cutting step, at least one amendatory draft cutting step and a yarn formation step wherein the fibers are continuously transferred from the draft cutting step to the yarn formation step without any substantial interruption of fiber movement between the steps.
    Type: Grant
    Filed: March 3, 1982
    Date of Patent: May 26, 1987
    Assignee: Toray Industries, Inc.
    Inventors: Koich Minorikawa, Shinichi Kitazawa