Patents by Inventor Jui-Wen Chien

Jui-Wen Chien 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).

  • Blind with angled slats having unequal wings
    Patent number: 6167938
    Abstract: A blind with angled slats where the sides are of unequal length allowing light transmission in the open and intermediate positions, no light transmission in the closed position and a flush planar surface in the closed position.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: January 2, 2001
    Inventor: Jui-Wen Chien