Patents by Inventor Longjun LIU

Longjun 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).

  • Manufacturing process of display screen cover
    Patent number: 11345095
    Abstract: The invention discloses a manufacturing process of a display screen cover, and a display screen. The manufacturing process includes the following steps: S1, providing a lamp panel provided with LED lamp beads; S2, arranging a glue barrier; S3, filling the hollow region of the glue barrier with glue I, and covering the LED lamp beads with the glue I; S4, providing a press plate; S5, curing the glue I; and S6, removing the press plate and the glue barrier. The cover does not need to be additionally assembled on the lamp panel, so that the lamp beads are protected against damage from the cover, and the yield of display screens is increased; and gaps between the lamp beads are completely filled with the cover, so that the lamp beads are fully protected.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: May 31, 2022
    Assignee: ROE Visual Co., Ltd.
    Inventors: Jinbo Yang, Longjun Liu, Zhongjin Wang, Guobin Zhang, Tong Chen, Jiantao Gao, Chen Lu
  • Manufacturing Process of Display Screen Cover
    Publication number: 20200023589
    Abstract: The invention discloses a manufacturing process of a display screen cover, and a display screen. The manufacturing process includes the following steps: S1, providing a lamp panel provided with LED lamp beads; S2, arranging a glue barrier; S3, filling the hollow region of the glue barrier with glue I, and covering the LED lamp beads with the glue I; S4, providing a press plate; S5, curing the glue I; and S6, removing the press plate and the glue barrier. The cover does not need to be additionally assembled on the lamp panel, so that the lamp beads are protected against damage from the cover, and the yield of display screens is increased; and gaps between the lamp beads are completely filled with the cover, so that the lamp beads are fully protected.
    Type: Application
    Filed: April 29, 2019
    Publication date: January 23, 2020
    Inventors: Jinbo YANG, Longjun LIU, Zhongjin WANG, Guobin ZHANG, Tong CHEN, Jiantao GAO, Chen LU
  • Faucet
    Patent number: D875895
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: February 18, 2020
    Assignee: Guangdong Yingao Kitchen Utensils Co., Ltd.
    Inventors: Jiazhi Chen, Longjun Liu