Patents by Inventor Yohsuke Fujino

Yohsuke Fujino 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).

  • Liquid crystal optical element, liquid crystal display element and a projection type liquid crystal display apparatus
    Patent number: 6017466
    Abstract: A liquid crystal optical element comprising a pair of substrates with electrodes and a liquid crystal/polymer composite material interposed between the pair of substrates wherein polymer which constitutes a polymer phase has a maximum value of 20.degree. C. or less in the temperature dependence of the loss dielectric constant (a frequency for measurement=100 Hz).
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: January 25, 2000
    Assignee: AG Technology Co., Ltd.
    Inventors: Yohsuke Fujino, Satoshi Niiyama, Yoshinori Hirai