Patents by Inventor Dar-Weei SHYU

Dar-Weei SHYU 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 DIODE CHIP
    Publication number: 20150014719
    Abstract: A light-emitting diode chip includes an illuminating body and a first phosphor layer. The first phosphor layer is disposed on the illuminating body, and the first phosphor layer includes multiple first phosphor powder groups and multiple second phosphor powder groups. The illuminating body has a first emission wavelength, the first phosphor powder groups have a second emission wavelength, and the second phosphor powder groups have a third emission wavelength. The first wavelength is smaller than the second emission wavelength, and the second emission wavelength is smaller than the third emission wavelength.
    Type: Application
    Filed: November 21, 2013
    Publication date: January 15, 2015
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chih-Sheng JAO, Wen-Hua ZHANG, Dar-Weei SHYU, Meng-Chi HUANG, Yao-Chi PENG