Patents by Inventor Conghui ZHOU

Conghui ZHOU 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).

  • Alignment mark, substrate and manufacturing method therefor, and exposure alignment method
    Patent number: 11315882
    Abstract: An alignment mark includes an alignment region, a peripheral region and a shielding region. The alignment region has an outer contour; the peripheral region is disposed around at least a part of the outer contour of the alignment region; the shielding region is disposed around at least a part of the outer contour of the alignment region and is non-overlapped with the peripheral region; and the alignment region and the shielding region are opaque, and the peripheral region is at least partially transparent.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: April 26, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinglin Ma, Baojie Zhao, Conghui Zhou, Li Wang, Jian Li, Yan Zhao, Xiang Hui, Xiongwei Wang, Chunhong Ma
  • ALIGNMENT MARK, SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND EXPOSURE ALIGNMENT METHOD
    Publication number: 20200201168
    Abstract: An alignment mark includes an alignment region, a peripheral region and a shielding region. The alignment region has an outer contour; the peripheral region is disposed around at least a part of the outer contour of the alignment region; the shielding region is disposed around at least a part of the outer contour of the alignment region and is non-overlapped with the peripheral region; and the alignment region and the shielding region are opaque, and the peripheral region is at least partially transparent.
    Type: Application
    Filed: September 7, 2018
    Publication date: June 25, 2020
    Inventors: Qinglin MA, Baojie ZHAO, Conghui ZHOU, Li WANG, Jian LI, Yan ZHAO, Xiang HUI, Xiongwei WANG, Chunhong MA