Patents by Inventor Sanae Irako

Sanae Irako 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 of producing silicon carbide
    Patent number: 4702900
    Abstract: In a method of producing silicon carbide by heating starting materials comprising siliceous material and carbonaceous material in a non-oxidizing atmosphere, those ingredients contained in gases evolved upon heating and solidified at a low temperature into impurities for silicon carbide are eliminated from the atmosphere during heating.
    Type: Grant
    Filed: April 8, 1986
    Date of Patent: October 27, 1987
    Assignee: Bridgestone Corporation
    Inventors: Yasuo Kurachi, Katsuhiko Arai, Hiroaki Wada, Yoji Watabe, Sanae Irako