Patents by Inventor Tadaaki Haruki

Tadaaki Haruki 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).

  • Optical fiber cable and method of making the same
    Patent number: 6243519
    Abstract: In an optical fiber cable with a jacket in which a plurality of optical fibers are assembled as being S-Z stranded about a central member, a ferromagnetic member is disposed near an inner peripheral surface of the jacket along an S-Z stranded line formed by one of the optical fibers.
    Type: Grant
    Filed: September 23, 1999
    Date of Patent: June 5, 2001
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Hiroki Ishikawa, Yoshiyuki Suetsugu, Teruo Araki, Tadaaki Haruki