Patents by Inventor Junji Terada

Junji Terada 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).

  • Antifogging film and optical element using the same
    Patent number: 4957358
    Abstract: In an optical reflection preventing film comprised of a plurality of layers provided on an optical element, one of the plurality of layers is formed by a transparent electrically conductive layer, and the optical film thickness of the transparent electrically conductive layer is 45-120 nm.
    Type: Grant
    Filed: January 17, 1989
    Date of Patent: September 18, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventors: Junji Terada, Takeshi Sekiguchi