Patents by Inventor Jin Huo Liu

Jin Huo Liu 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).

  • Dual casement window structure
    Patent number: 6843023
    Abstract: A dual casement window structure includes a frame, a casement window, an outward opening window leaf and a latch mechanism. The frame is mounted in a wall of the room, and is provided with rails. The casement window is movably attached on the casement frame in a manner to slide along the rails. The casement window has a mounting section on its outer side where is mounted the outwardly opening window leaf. The outward opening window leaf has a plurality of supporting means to support the outward opening window leaf when the outward opening window leaf is pushed outwardly. A hinge is further mounted at an upper portion of the outward opening window leaf to pivotally connect to the casement window.
    Type: Grant
    Filed: December 19, 2002
    Date of Patent: January 18, 2005
    Inventor: Jin Huo Liu
  • Dual casement window structure
    Publication number: 20040118050
    Abstract: A dual casement window structure includes a frame, a casement window, an outward opening window leaf and a latch mechanism. The frame is mounted in a wall of the room, and is provided with rails. The casement window is movably attached on the casement frame in a manner to slide along the rails. The casement window has a mounting section on its outer side where is mounted the outwardly opening window leaf. The outward opening window leaf has a plurality of supporting means to support the outward opening window leaf when the outward opening window leaf is pushed outwardly. A hinge is further mounted at an upper portion of the outward opening window leaf to pivotally connect to the casement window.
    Type: Application
    Filed: December 19, 2002
    Publication date: June 24, 2004
    Inventor: Jin Huo Liu