Patents by Inventor Mitsuhiko Takarada

Mitsuhiko Takarada 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).

  • Hard coating compositions
    Patent number: 5021091
    Abstract: A hard coating composition comprising an organic silicon compound and inorganic submicron particles such as silica sol and antimony oxide sol is improved in curing properties and shelf stability by blending aluminum perchlorate as the curing catalyst.
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: June 4, 1991
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Mitsuhiko Takarada, Kazuharu Sato, Kenji Yamamoto, Shigeru Mori