Patents by Inventor Yuka Ohno

Yuka Ohno 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).

  • Process for producing a ceramic preform
    Patent number: 5114881
    Abstract: A process for producing a ceramic preform, which comprises mixing an alkoxysilane and fine silica powder, molding the mixture, followed by heating for de-alcoholysis.
    Type: Grant
    Filed: April 15, 1991
    Date of Patent: May 19, 1992
    Assignee: Mitsubishi Kasei Corporation
    Inventors: Tsugio Kaneko, Tsuneo Kimura, Michihiro Ikeda, Akira Utsunomiya, Yuka Ohno