Patents by Inventor Wen-Jia Huang

Wen-Jia Huang 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).

  • Light-emitting device and the manufacturing method thereof
    Patent number: 8304787
    Abstract: A light-emitting device having a light-emitting epitaxy structure. The light-emitting epitaxy structure has a modulus of a critical reverse voltage not less than 50 volts, while the light-emitting epitaxy structure is reverse-biased at a current density of ?10 ?A/mm2, and has a luminous efficiency not less than 50 lumen/Watt, while the light-emitting epitaxy structure is forward-biased at a current density of 150 mA/mm2.
    Type: Grant
    Filed: June 7, 2010
    Date of Patent: November 6, 2012
    Assignee: Epistar Corporation
    Inventors: Chung-Ying Chang, Wen-Jia Huang, Chao-Hsu Lai, Tien Kun Lin
  • LIGHT-EMITTING DEVICE AND THE MANUFACTURING METHOD THEREOF
    Publication number: 20100308348
    Abstract: The disclosure provides a light-emitting device comprising a light-emitting epitaxy structure. The light-emitting epitaxy structure has a modulus of a critical reverse voltage not less than 50 volts while the light-emitting epitaxy structure is reverse-biased at a current density of ?10 ?A/mm2, and has a luminous efficiency not less than 50 lumen/Watt while the light-emitting epitaxy structure is forward-biased at a current density of 150 mA/mm2. Another aspect of the present disclosure provides a manufacturing method for a light-emitting device.
    Type: Application
    Filed: June 7, 2010
    Publication date: December 9, 2010
    Inventors: Chung-Ying Chang, Wen-Jia Huang, Chao-Hsu Lai, Tien Kun Lin