Patents by Inventor Kazuhiko Asaka

Kazuhiko Asaka 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 for controlling an extrusion line for foamed insulation cables involving use of a plurality of generated and measured electrical signals
    Patent number: 4585603
    Abstract: There is disclosed a method for controlling an extrusion line for foamed insulation cables. In this method, a foaming insulation compound composed of a polyolefin resin and a foaming agent is supplied to an extruder, and extruded and coated as a foamed insulation onto a continuously fed cable conductor at a temperature higher than a decomposition temperature of the foaming agent to produce a cable that is subsequently passed through a cooler unit for controlling the outside diameter and electrostatic capacity of the foamed insulation.
    Type: Grant
    Filed: March 8, 1983
    Date of Patent: April 29, 1986
    Assignee: Showa Electric Wire & Cable Co., Ltd
    Inventors: Katsuhisa Furuta, Yoshinori Nakamura, Kazuhiko Asaka