Patents by Inventor Chih Hui Chiang

Chih Hui Chiang 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 lighting device
    Patent number: 8444298
    Abstract: A light emitting diode (LED) lighting device includes a light case, a plurality of heatsinks, a plurality of LED modules and a plurality of power supplies. Each of the heatsinks is connected with one of the LED modules and one of the power supplies correspondingly to form one LED light unit. The LED light units are assembled with the light case to form the LED lighting device.
    Type: Grant
    Filed: May 22, 2012
    Date of Patent: May 21, 2013
    Inventors: Rong Gui Lin, Chih Hui Chiang, Chin Li Wu
  • LED Lighting Device
    Publication number: 20120307484
    Abstract: A light emitting diode (LED) lighting device includes a light case, a plurality of heatsink, a plurality of LED modules and a plurality of power supplies. Each of the heatsink is connected with one of the LED modules and one of the power supplies correspondingly to form one LED light unit. The LED light units are assembled with the light case to form the LED lighting device.
    Type: Application
    Filed: May 22, 2012
    Publication date: December 6, 2012
    Inventors: Rong Gui Lin, Chih Hui Chiang, Chin Li Wu