Patents by Inventor Ming-Ji Tsai

Ming-Ji Tsai 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 utilizing rod structure
    Patent number: 8466478
    Abstract: In one aspect of the invention, a light emitting device includes an epi layer having multiple layers of semiconductors formed on a substrate, a first electrode and a second electrode having opposite polarities with each other, and electrically coupled to corresponding semiconductor layers, respectively, of the epi layer, and a rod structure formed on the epi layer. The rod structure includes a plurality of rods distanced from each other.
    Type: Grant
    Filed: September 7, 2010
    Date of Patent: June 18, 2013
    Assignee: Chi Mei Lighting Technology Corporation
    Inventors: Meng Hsin Li, Kuo Hui Yu, Tsung-Hung Lu, Ming-Ji Tsai, Chang Hsin Chu
  • LIGHT EMITTING DEVICES
    Publication number: 20120056152
    Abstract: In one aspect of the invention, a light emitting device includes an epi layer having multiple layers of semiconductors formed on a substrate, a first electrode and a second electrode having opposite polarities with each other, and electrically coupled to corresponding semiconductor layers, respectively, of the epi layer, and a rod structure formed on the epi layer. The rod structure includes a plurality of rods distanced from each other.
    Type: Application
    Filed: September 7, 2010
    Publication date: March 8, 2012
    Applicant: CHI MEI LIGHTING TECHNOLOGY CORPORATION
    Inventors: Meng Hsin Li, Kuo Hui Yu, Tsung-Hung Lu, Ming-Ji Tsai, Chang Hsin Chu