Patents by Inventor Ka Wai Lau

Ka Wai Lau 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: 9668600
    Abstract: A multi-level serving tray carrier is disclosed providing a means of transporting food trays as well as a means of providing a service if such food. The tray carrier, although capable of transporting and providing service access from multiple food trays, only requires an area of counter space ordinarily consumed by a single food tray. The tray carrier opens in such a manner as to provide access to all levels of food trays carried thereby while simultaneously providing great stability.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: June 6, 2017
    Inventor: Ka Wai Lau
  • Patent number: 8675906
    Abstract: An apparatus for mounting two speakers to a flat panel display device is disclosed which engages standardized mounting plates formed in such displays. The apparatus may be utilized with flat panel mounting devices, such as pedestal, wall or ceiling mounts. The apparatus provides adjustments of the position of each speaker mounted in regard to height, fore/aft and depth position, as well as rotation about an X, Y and Z axis. The apparatus enables changes relative to one or more of the aforementioned adjustments without altering other aspects of speaker position. A second alternate preferred embodiment of the disclosed mounting device provides remote actuation and locking of a pivot joint and a sliding joint.
    Type: Grant
    Filed: January 11, 2012
    Date of Patent: March 18, 2014
    Inventor: Ka Wai Lau
  • Publication number: 20130230200
    Abstract: An apparatus apparatus for mounting two speakers to a flat panel display device is disclosed which engages standardized mounting plates formed in such displays. The apparatus may be utilized with flat panel mounting devices, such as pedestal, wall or ceiling mounts. The apparatus provides adjustments of the position of each speaker mounted in regard to height, fore/aft and depth position, as well as rotation about an X, Y and Z axis. The apparatus enables changes relative to one or more of the aforementioned adjustments without altering other aspects of speaker position. A second alternate preferred embodiment of the disclosed mounting device provides remote actuation and locking of a pivot joint and, a sliding joint.
    Type: Application
    Filed: January 11, 2012
    Publication date: September 5, 2013
    Inventor: Ka Wai Lau
  • Patent number: 8111865
    Abstract: An apparatus for mounting two speakers to a flat panel display device is disclosed wherein the device, utilizing standardized mounting plates provided in such flat panel display devices, enables the mounting of two speakers while providing the ability to change speaker position in regards to six different position parameters. The apparatus may be utilized in conjunction with flat panel mounting devices, such as pedestal, wall or ceiling mounts, or utilized independently thereof. More specifically, the device further provides independent adjustment of the position of each speaker mounted thereby in regard to height, fore/aft and depth position, as well as rotation about an X, Y and Z axis. The device enables one to make changes in—regard to the position of a speaker—or other peripheral devices mounted thereon—relative to one or more of the aforementioned movements without altering other aspects of speaker position, if desired.
    Type: Grant
    Filed: June 5, 2007
    Date of Patent: February 7, 2012
    Inventor: Ka Wai Lau
  • Publication number: 20080304693
    Abstract: An apparatus for mounting two speakers to a flat panel display device is disclosed wherein the device, utilizing standardized mounting plates provided in such flat panel display devices, enables the mounting of two speakers while providing the ability to change speaker position in regards to six different position parameters. The apparatus may be utilized in conjunction with flat panel mounting devices, such as pedestal, wall or ceiling mounts, or utilized independently thereof. More specifically, the device further provides independent adjustment of the position of each speaker mounted thereby in regard to height, fore/aft and depth position, as well as rotation about an X, Y and Z axis. The device enables one to make changes in—regard to the position of a speaker—or other peripheral devices mounted thereon—relative to one or more of the aforementioned movements without altering other aspects of speaker position, if desired.
    Type: Application
    Filed: June 5, 2007
    Publication date: December 11, 2008
    Inventor: Ka Wai Lau
  • Patent number: D619123
    Type: Grant
    Filed: August 1, 2009
    Date of Patent: July 6, 2010
    Inventor: Ka Wai Lau