Patents by Inventor Yufei DU

Yufei DU 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).

  • Backlight module and display device
    Patent number: 11537003
    Abstract: Disclosed are a backlight module and a display device. An optical film includes a main body portion and at least one fixing portion connected to the main body portion, the main body portion is fixed to a light exit surface of a light guide plate, and the fixing portion is snap-fitted to a fixing surface of the light guide plate; the fixing portion is snap-fitted to the fixing surface of the light guide plate.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: December 27, 2022
    Assignees: K-Tronics (Suzhou) Technology Co., Ltd., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Yufei Du, Yurong Cao, Chuanwei Zhang, Zhi Yin
  • BACKLIGHT MODULE AND DISPLAY DEVICE
    Publication number: 20220155637
    Abstract: Disclosed are a backlight module and a display device. An optical film includes a main body portion and at least one fixing portion connected to the main body portion, the main body portion is fixed to a light exit surface of a light guide plate, and the fixing portion is snap-fitted to a fixing surface of the light guide plate; the fixing portion is snap-fitted to the fixing surface of the light guide plate.
    Type: Application
    Filed: September 20, 2021
    Publication date: May 19, 2022
    Inventors: Yufei DU, Yurong CAO, Chuanwei ZHANG, Zhi YIN