Patents by Inventor Deng-Ran Lee

Deng-Ran Lee 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).

  • Compound lamp shade frame
    Patent number: 5412554
    Abstract: A compound lamp shade frame comprising: a fixing base adapted to be fastened to a lamp holder and a frame fastened the fixing base.
    Type: Grant
    Filed: April 21, 1994
    Date of Patent: May 2, 1995
    Inventor: Deng-Ran Lee