Patents by Inventor Yu-Nan Pao

Yu-Nan Pao 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).

  • Apparatus for improving uniformity used in a backlight module
    Publication number: 20050013131
    Abstract: An apparatus for improving uniformity used in backlight module is disclosed, which includes a plurality of light sources for providing an illuminating light; a reflective housing adjacent to the light sources for receiving the light sources and reflecting the illuminating light; and at least one structured arc sheet locating at the periphery of the light source for making the illuminating light uniform.
    Type: Application
    Filed: September 24, 2003
    Publication date: January 20, 2005
    Applicant: Industrial Technology Research Institute
    Inventors: I-Kai Pan, Po-Hung Yau, Yu-Nan Pao, Chi-Feng Chen
  • Composite micro-structured sheet for diffusing and condensing light
    Publication number: 20050013001
    Abstract: A composite micro-structured sheet for diffusing and condensing light is disclosed, which includes a substrate having a top surface and a bottom surface, wherein a plurality of straight trenches with an arc cross-section or an micro-lens array is formed on the bottom surface for diffusing the incident light on the bottom surface, and a plurality of rhombus protrusions is formed on the top surface for raising the semi-brightness angle of the light that has passed through the bottom surface.
    Type: Application
    Filed: September 24, 2003
    Publication date: January 20, 2005
    Applicant: Industrial Technology Research Institute
    Inventors: I-Kai Pan, Po-Hung Yau, Jain-Sh Lin, Yu-Nan Pao