Patents by Inventor Guangtong LIU

Guangtong LIU 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).

  • Display substrate having spacer for spacing apart carrier injection layer portions of two adjacent sub-pixels, and manufacturing method thereof
    Patent number: 11539017
    Abstract: A display substrate and a manufacturing method thereof are provided. The display substrate includes a base substrate, as well as a first conductive layer, an organic functional layer and a second conductive layer which are on the base substrate sequentially, and the organic functional layer includes a carrier injection layer including a first carrier injection layer portion and a second carrier injection layer portion which are in a first sub-pixel area and a second sub-pixel area respectively; the display substrate further includes a spacer which separates the first carrier injection layer portion and the second carrier injection layer portion, and the carrier injection layer further includes a third carrier injection layer portion which is separated from the first carrier injection layer portion and the second carrier injection layer portion respectively.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: December 27, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Hui Wang, Xiaochuan Chen, Kuanta Huang, Yanming Wang, Pengcheng Lu, Yage Song, Guangtong Liu, Jiantong Li
  • DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREOF
    Publication number: 20210408429
    Abstract: A display substrate and a manufacturing method thereof are provided. The display substrate includes a base substrate, as well as a first conductive layer, an organic functional layer and a second conductive layer which are on the base substrate sequentially, and the organic functional layer includes a carrier injection layer including a first carrier injection layer portion and a second carrier injection layer portion which are in a first sub-pixel area and a second sub-pixel area respectively; the display substrate further includes a spacer which separates the first carrier injection layer portion and the second carrier injection layer portion, and the carrier injection layer further includes a third carrier injection layer portion which is separated from the first carrier injection layer portion and the second carrier injection layer portion respectively.
    Type: Application
    Filed: August 23, 2019
    Publication date: December 30, 2021
    Inventors: Shengji YANG, Hui Wang, Xiaochuan Chen, Kuanta Huang, Yanming Wang, Pengcheng Lu, Yage Song, Guangtong LIU, Jiantong Li