Patents by Inventor Kimio Matsuzawa

Kimio Matsuzawa 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).

  • Coaxial cable
    Patent number: 5463188
    Abstract: The coaxial cable of the present invention is an insulating layer, an outer conducting layer and a protective film layer formed in that order around a center conductor, the outer conducting layer being formed from a primary transverse winding and a secondary transverse winding, each of a plurality of thin metal wires, the winding directions of the transverse windings being opposite each other. The winding angle of the primary and secondary transverse windings with respect to the center conductor is 30.degree..+-.5.degree. and the winding pitches of the primary and secondary transverse windings are from 0.8 to 2.0 times the bending radius of the coaxial cable.
    Type: Grant
    Filed: May 31, 1994
    Date of Patent: October 31, 1995
    Assignee: NEC Corporation
    Inventors: Yasuhiro Nohmi, Tadashi Yamaguchi, Kimio Matsuzawa, Naoki Katagiri, Hotaka Sakaguchi