Patents by Inventor Wen Hsian Chen

Wen Hsian Chen 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).

  • Window lights and frames for foam core doors
    Patent number: 7788862
    Abstract: In a door constructed of spaced apart skins mounted on a rectangular frame and reinforced with the core between the skins filled with a plastic foam, a window or door light frame system consists of a two part frame system with a window light permanently installed in one part of the system and the other part releasably adapted to register with the frame part with the window light installed during shipping and rotated when installed to bring the locking elements of the several parts into registry to permanently lock the frame system in an aperture formed in a door with stop means in the locking arrangements to prevent damage to the frame system or the door on which the frame system is installed from excessive compressive forces on the frame parts.
    Type: Grant
    Filed: July 17, 2006
    Date of Patent: September 7, 2010
    Assignee: Plastpro 2000, Inc.
    Inventors: Shirley Wang, Pao Yu Franco An, Wen Hsian Chen
  • Window lights and frames for foam core doors
    Patent number: 7086206
    Abstract: In a door constructed of spaced apart skins mounted on a rectangular frame and reinforced with the core between the skins filled with a plastic foam, a window or door light frame system consists of a two part frame system with a window light permanently installed in one part of the system and the other part releasably adapted to register with the frame part with the window light installed during shipping and rotated when installed to bring the locking elements of the several parts into registry to permanently lock the frame system in an aperture formed in a door with stop means in the locking arrangements to prevent damage to the frame system or the door on which the frame system is installed from excessive compressive forces on the frame parts.
    Type: Grant
    Filed: January 16, 2004
    Date of Patent: August 8, 2006
    Assignee: Plastpro 2000, Inc.
    Inventors: Shirley Wang, Pao Yu An, Wen Hsian Chen
  • Window lights and frames for foam core doors
    Publication number: 20040144046
    Abstract: In a door constructed of spaced apart skins mounted on a rectangular frame and reinforced with the core between the skins filled with a plastic foam, a window or door light frame system consists of a two part frame system with a window light permanently installed in one part of the system and the other part releasably adapted to register with the frame part with the window light installed during shipping and rotated when installed to bring the locking elements of the several parts into registry to permanently lock the frame system in an aperture formed in a door with stop means in the locking arrangements to prevent damage to the frame system or the door on which the frame system is installed from excessive compressive forces on the frame parts.
    Type: Application
    Filed: January 16, 2004
    Publication date: July 29, 2004
    Inventors: Shirley Wang, Pao Yu Franco An, Wen Hsian Chen
  • Window lights and frames for foam core doors
    Patent number: 6694701
    Abstract: In a door constructed of spaced apart skins mounted on a rectangular frame and reinforced with the core between the skins filled with a plastic foam, a window or door light frame system consists of a two part frame system with a window light permanently installed in one part of the system and the other part releasably adapted to register with the frame part with the window light installed during shipping and rotated when installed to bring the locking elements of the several parts into registry to permanently lock the frame system in an aperture formed in a door with stop means in the locking arrangements to prevent damage to the frame system or the door on which the frame system is installed from excessive compressive forces on the frame parts.
    Type: Grant
    Filed: September 14, 2001
    Date of Patent: February 24, 2004
    Assignee: Plastpro 2000, Inc.
    Inventors: Shirley Wang, Pao Tu An, Wen Hsian Chen