Patents by Inventor Ya-Kuang Shen

Ya-Kuang 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).

  • LED light set
    Patent number: 6840655
    Abstract: A LED light set includes a flexible plastic tube, the flexible plastic tube having an axially extended passage hole and light guide hole and a plurality of inside lamp holes radially extended between the passage hole and the light guide hole, two metal wire conductors embedded in the flexible plastic tube, LEDs respectively mounted in the inside lamp holes inside the flexible plastic tube, each LED having two legs extended in reversed directions and suspended in the passage hole, and lead wires connecting the legs of the LEDs in series.
    Type: Grant
    Filed: June 6, 2003
    Date of Patent: January 11, 2005
    Inventor: Ya-Kuang Shen
  • LED LIGHT SET
    Publication number: 20040246719
    Abstract: A LED light set includes a flexible plastic tube, the flexible plastic tube having an axially extended passage hole and light guide hole and a plurality of inside lamp holes radially extended between the passage hole and the light guide hole, two metal wire conductors embedded in the flexible plastic tube, LEDs respectively mounted in the inside lamp holes inside the flexible plastic tube, each LED having two legs extended in reversed directions and suspended in the passage hole, and lead wires connecting the legs of the LEDs in series.
    Type: Application
    Filed: June 6, 2003
    Publication date: December 9, 2004
    Inventor: Ya-Kuang Shen
  • Flexible decorative lamp system having plurality of cylindrical connectors with triangular cross section through holes for connecting lamp strips in series
    Patent number: 5964518
    Abstract: A flexible decorative lamp system including a plurality of lamp strips and a plurality of connectors adapted to connect each two lamp strips in series, wherein each connector includes a cylindrical connector body having a longitudinal center through hole of triangular cross section, two terminal elements connected together and mounted in the connector body, and two screw caps respectively fastened to two opposite ends of the connector body to hold two lamp strips in connection to the terminal elements at two opposite sides; the lamp strips have a triangular cross section fitting the longitudinal center through hole of the cylindrical connector body.
    Type: Grant
    Filed: October 16, 1997
    Date of Patent: October 12, 1999
    Inventor: Ya-Kuang Shen
  • Flashing light string assembly with a pair of sub-light strings per plug
    Patent number: 5834901
    Abstract: A flashing light string assembly including a bus line connected to a power circuit through a flash controller and having one grounding wire and a plurality of hot wires and a plurality of sockets connected to its grounding and hot wires, and a plurality of light strings having each a plurality of sub-light strings connected in parallel to a respective plug adapted for connecting to one socket of the bus line.
    Type: Grant
    Filed: May 6, 1997
    Date of Patent: November 10, 1998
    Inventor: Ya-Kuang Shen