Patents by Inventor Gang-Jia Li

Gang-Jia Li 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).

  • Publication number: 20210055154
    Abstract: A light barrel configured to filter out stray light of a test light includes a casing and a number of light shield plates arranged within the casing. The light shield plates are parallel to each other and arranged within the casing along a direction in which the light source emits the test light. Each of the light shield plates defines a through hole for light from the test light to pass through. The through holes of the light shield plates are a same size and aligned. The light shield plates sequentially filter out stray light that does not pass through the through holes.
    Type: Application
    Filed: October 15, 2019
    Publication date: February 25, 2021
    Inventor: GANG-JIA LI
  • Patent number: 10863597
    Abstract: A surface light source device and system for monitoring uniformity of brightness of the device are disclosed, the device includes a light source unit; a light guide plate, and at least one light uniformity plate. The light guide plate includes a light incident surface and a light emitting surface, the light incident surface is disposed in a light emitting direction of the light source unit; and the light incident surface is disposed in a light emitting direction of the light source unit. The at least one light uniformity plate comprises a light receiving surface facing the light emitting surface, the light receiving surface is defined with a plurality of zones, and each zone is provided with a photosensitive element which senses and measures the brightness of light. A method of operating the monitoring system is also disclosed.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: December 8, 2020
    Assignee: TRIPLE WIN TECHNOLOGY(SHENZHEN) CO. LTD.
    Inventors: Meng-Qiu Li, Gang-Jia Li, Ying-Quan Zhao, Yen-Sheng Lin