Patents by Inventor Tzong-Liang Tasi

Tzong-Liang Tasi 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).

  • Compound semiconductor optoelectronic device
    Patent number: 7037741
    Abstract: A method for manufacturing a compound semiconductor optoelectronic device is proposed. There are steps of: forming an optoelectronic device epitaxial wafer, the optoelectronic device epitaxial wafer containing a V-shaped pit due to threading dislocation; forming an insulated isolation material in the V-shaped pit of the optoelectronic device epitaxial wafer; and forming an electrode layer on the optoelectronic device epitaxial wafer having the insulated isolation material in the V-shaped pit for completing the optoelectronic device.
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: May 2, 2006
    Assignee: Epistar Corporation
    Inventors: Tzong-Liang Tasi, Yung-Chuan Yang, Chih-Sung Chang, Tzer-Perng Chen
  • Compound semiconductor optoelectronic device
    Publication number: 20040232436
    Abstract: A method for manufacturing a compound semiconductor optoelectronic device is proposed. There are steps of: forming an optoelectronic device epitaxial wafer, the optoelectronic device epitaxial wafer containing a V-shaped pit due to threading dislocation; forming an insulated isolation material in the V-shaped pit of the optoelectronic device epitaxial wafer; and forming an electrode layer on the optoelectronic device epitaxial wafer having the insulated isolation material in the V-shaped pit for completing the optoelectronic device.
    Type: Application
    Filed: March 8, 2004
    Publication date: November 25, 2004
    Inventors: Tzong-Liang Tasi, Yung-Chuan Yang, Chih-Sung Chang, Tzer-Perng Chen