Patents by Inventor Fumiki Hosoi

Fumiki Hosoi 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 drop cable-units aggregate cable
    Patent number: 5978537
    Abstract: An optical drop cable-units cable comprising a plastic pipe and a plurality of strandless optical drop cable-units and held in the plastics pipe, in which a space factor(B.times.n/A).times.100(%).ltoreq.51%whereA: void cross-sectional area of the plastic pipe,B: a cross-sectional area of a single optical drop cable-unit, andn: number of optical drop cable-units.
    Type: Grant
    Filed: September 23, 1997
    Date of Patent: November 2, 1999
    Assignees: The Furukawa Electric Co., Ltd., Nippon Telegraph & Telephone Corporation
    Inventors: Fumiki Hosoi, Kazuo Hogari, Shin-ichi Furukawa