Patents by Inventor Kazuhiro Hamada

Kazuhiro Hamada 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 and apparatus for stranding tape-shaped optical fibers
    Patent number: 5536528
    Abstract: A method and apparatus for stranding tape-shaped optical fibers of the present invention strands a plurality of tape-shaped optical fibers each of which is constituted by a plurality of optical fibers arranged into a tape-shaped unit, wherein powder is applied onto at least one surface of each of said tape-shaped optical fibers in pathlines between supplying devices for supplying said tape-shaped optical fibers and a stranding die of said tape-shaped optical fibers.
    Type: Grant
    Filed: July 25, 1994
    Date of Patent: July 16, 1996
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Takashi Tanaka, Kazuhiro Hamada, Shigeru Suemori, Takehiko Okada