Patents by Inventor Shiyang Hwang

Shiyang Hwang 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).

  • Patent number: 6543516
    Abstract: An upper beam structure for a Roman type blind is made up of an upper beam, a pair of stuffing blocks, a hanging seat, a hanging retainer seat, a cloth curtain and two pull cords. The upper beam is a rectangular tube having a partitioned front receiving room and a rear receiving room axially extended the full length thereof. On a side wall or the bottom of the front receiving room and the bottom of the rear receiving room is disposed a longitudinal slot opening respectively via which the cloth curtain passes. The cloth curtain has an engagement retainer plate or block at the top edge thereof which can be easily guide into the front receiving room via the opened end. At the top of the rear receiving room of the upper beam is disposed a slot at each end, permitting pivot necks disposed at the top of a hanging seat and a hanging retainer seat to stick out thereof and hook members to be easily attached thereto externally in assembly.
    Type: Grant
    Filed: June 28, 2001
    Date of Patent: April 8, 2003
    Inventor: Shiyang Hwang
  • Patent number: 6530413
    Abstract: A foldable blind assembly is equipped with a shelter slat which can be changeably attached to a fixed beam of the blind so as to cover the commonly exposed fixed beam to make the blind assembly appealing to eyes. In addition, a moving beam mounted under the fixed beam permits the blind to selectively cover the upper, middle or lower portion of a window or a door, making the use of the blind assembly in a variable manner.
    Type: Grant
    Filed: June 20, 2001
    Date of Patent: March 11, 2003
    Inventor: Shiyang Hwang
  • Publication number: 20030000652
    Abstract: An upper beam structure for a Roman type blind is made up of an upper beam, a pair of stuffing blocks, a hanging seat, a hanging retainer seat, a cloth curtain and two pull cords. The upper beam is a rectangular tube having a partitioned front receiving room and a rear receiving room axially extended the full length thereof. On a side wall or the bottom of the front receiving room and the bottom of the rear receiving room is disposed a longitudinal slot opening respectively via which the cloth curtain passes. The cloth curtain has an engagement retainer plate or block at the top edge thereof which can be easily guide into the front receiving room via the opened end. At the top of the rear receiving room of the upper beam is disposed a slot at each end, permitting pivot necks disposed at the top of a hanging seat and a hanging retainer seat to stick out thereof and hook members to be easily attached thereto externally in assembly.
    Type: Application
    Filed: June 28, 2001
    Publication date: January 2, 2003
    Inventor: Shiyang Hwang
  • Publication number: 20020195209
    Abstract: A foldable blind assembly is equipped with a shelter slat which can be changeably attached to a fixed beam of the blind so as to cover the commonly exposed fixed beam to make the blind assembly appealing to eyes. In addition, a moving beam mounted under the fixed beam permits the blind to selectively cover the upper, middle or lower portion of a window or a door, making the use of the blind assembly in a variable manner.
    Type: Application
    Filed: June 20, 2001
    Publication date: December 26, 2002
    Inventor: Shiyang Hwang