Patents by Inventor Choon Hein Law

Choon Hein Law 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 guides and manufacture of light guides
    Patent number: 11009660
    Abstract: The present disclosure describes light guides and a method of manufacturing light guides that include a rectangular prism-shaped bar, a first polymer or metal cladding on four sides of the rectangular prism-shaped bar, and a second polymer cladding disposed on the first polymer cladding on the four sides of the rectangular prism-shaped bar.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: May 18, 2021
    Assignee: Heptagon Micro Optics Pte. Ltd.
    Inventors: Simon Gubser, Qichuan Yu, Choon Hein Law, Ji Wang
  • LIGHT GUIDES AND MANUFACTURE OF LIGHT GUIDES
    Publication number: 20200018899
    Abstract: The present disclosure describes light guides and a method of manufacturing light guides that include a rectangular prism-shaped bar, a first polymer or metal cladding on four sides of the rectangular prism-shaped bar, and a second polymer cladding disposed on the first polymer cladding on the four sides of the rectangular prism-shaped bar.
    Type: Application
    Filed: February 9, 2018
    Publication date: January 16, 2020
    Inventors: Simon Gubser, Qichuan Yu, Choon Hein Law, Ji Wang