Patents by Inventor Eng K. Wong

Eng K. Wong 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 wall wash light
    Patent number: 7703946
    Abstract: Embodiments of the present invention relate to an LED light fixture that linearly arranges a plurality of LEDs within a housing such that each LED has a respective collimator. The output from the collimators is directed to a diffuser that shapes the light provided by the fixture so that a desired viewing angle is achieved. More particularly, the LEDs are located on a first circuit board and the driver chips for the LEDs are located on a second circuit board which sandwich a heat sink.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: April 27, 2010
    Assignee: Display Products, Inc.
    Inventors: Lee Chiang, Xin Guo, Eng K. Wong, Yupin Sun
  • LED wall wash light
    Publication number: 20090290344
    Abstract: Embodiments of the present invention relate to an LED light fixture that linearly arranges a plurality of LEDs within a housing such that each LED has a respective collimator. The output from the collimators is directed to a diffuser that shapes the light provided by the fixture so that a desired viewing angle is achieved. More particularly, the LEDs are located on a first circuit board and the driver chips for the LEDs are located on a second circuit board which sandwich a heat sink.
    Type: Application
    Filed: May 23, 2008
    Publication date: November 26, 2009
    Applicant: Display Products, Inc.
    Inventors: Lee Chiang, Xin Guo, Eng K. Wong, Yupin Sun