Patents by Inventor Yen-Kun Shen

Yen-Kun Shen 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).

  • Publication number: 20070169900
    Abstract: The present invention provides an improved rolling up curtain device comprises a fixed device, a driving device, a cover, a resistant device and a rolling device. The improved rolling up curtain device of the present invention is located at a right hand side of a curtain so that it can reduce its occupied space. The rolling up curtain device, which is convenient and easy to use is compact to install. The improved structure of the rolling up curtain device requires less fabrication cost.
    Type: Application
    Filed: January 24, 2006
    Publication date: July 26, 2007
    Inventors: Ju-Chang Chen, Yen-Kun Shen
  • Publication number: 20070136986
    Abstract: A window blind carrier slide includes a sliding body having at least one set of fixing members located at an upper front side and an upper rear side thereof for slidably mounting in an upper rail for a window blind, and at least one linking seat located at a lower side thereof; and a linking block having at least one engaging portion provided at an upper side thereof for tightly engaging with the at least one linking seat on the sliding body, and two one mounting legs located at two lower lateral sides of the at least one engaging portion for locking to a lower rail for the window blind. The linking block is detachably connected to the sliding body through engagement of the engaging portion on the linking block with the linking seat of the sliding body, enabling quick mounting and dismounting of a window blind.
    Type: Application
    Filed: December 5, 2005
    Publication date: June 21, 2007
    Inventors: Ju-Chang Chen, Yen-Kun Shen