Patents by Inventor Michinobu Ikuta

Michinobu Ikuta 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).

  • Vibratory material of paper pulp and carbon fibers
    Patent number: 3935924
    Abstract: A vibratory plate of pulp and chopped carbon fibers mixed uniformly in the paper. The pulp is thoroughly beaten to a degree not higher than 300 cc. of Canadian standard freeness.
    Type: Grant
    Filed: December 20, 1973
    Date of Patent: February 3, 1976
    Assignee: Toray Industries, Inc.
    Inventors: Shozo Nagao, Naoyuki Mitani, Michinobu Ikuta, Kenji Fujisawa