Patents by Inventor Sadao Tabuchi

Sadao Tabuchi 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).

  • Winding method and apparatus for multifilament fiber bundle
    Patent number: 4561601
    Abstract: A winding apparatus for multifilament fiber bundles wherein a plurality of fiber bundles are wound on a plurality of winders corresponding to each fiber bundle. A common waste yarn winder is provided independently from the winders, and the fiber bundles to be wound first are wound concurrently as waste yarn. Next, the fiber bundles being wound on the waste yarn winder are detached one by one sequentially from the waste yarn winder and then wound on the winders corresponding to each fiber bundle.
    Type: Grant
    Filed: February 28, 1984
    Date of Patent: December 31, 1985
    Assignee: Toray Industries, Inc.
    Inventors: Yosihumi Arita, Kosuke Katsuki, Sadao Tabuchi