Patents by Inventor Rejiro Sato

Rejiro Sato 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).

  • Light-shielding screen device
    Patent number: 4688156
    Abstract: A light-shielding screen device comprising a first light transmissible substrate, a second light transmissible substrate and an intermediate layer sandwiched therebetween, the intermediate layer comprising at least one light-shielding screen portion located in the middle area of the intermediate layer and a light non-transmissible retaining portion located at least in a portion of the remaining area of the intermediate layer, the portion of the remaining area including the entire outermost peripheral area of the intermediate layer. The light non-transmissible retaining portion of the intermediate layer of the present light-shielding screen device securely retains on its both sides the first and second light transmissible substrates, respectively.
    Type: Grant
    Filed: April 25, 1985
    Date of Patent: August 18, 1987
    Assignee: Kabushiki Kaisha Tokai
    Inventors: Akira Suzuki, Yukio Mizuta, Rejiro Sato, Kunio Shimizu