Patents by Inventor Junbiao Li

Junbiao 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).

  • Method for preparing organic electroluminescent device, and organic electroluminescent device and display apparatus
    Patent number: 11917894
    Abstract: Provided are a method for preparing an organic electroluminescent device, an organic electroluminescent device and a display apparatus.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: February 27, 2024
    Assignee: GUANGZHOU NEW VISION OPTO-ELECTRONIC TECHNOLOGY CO., LTD.
    Inventors: Jianhua Zou, Miao Xu, Hong Tao, Lei Wang, Hongmeng Li, Wencong Liu, Hua Xu, Min Li, Junbiao Peng
  • Electronic device, PCB and electric tool
    Patent number: 11424088
    Abstract: The invention provides an electronic device, a PCB and an electric tool; comprises a main body, a first electric connecting part, a variable resistor, a speed regulating contact, a reversing electric connecting part, a reversing contact, a speed regulating handle and a reversing handle, the first electric connecting part is fixedly connected with the main body, and one end of the first electric connecting part is exposed out of the main body; one end of the speed regulating handle is of a cylindrical structure, the end part of the speed regulating handle is provided with an opening, one end of the main body is provided with a column, the opening end of the speed regulating handle is movably sleeved on the column through an elastic piece and forms a first space with the main body; the speed regulating contact and the variable resistor are arranged in the first space.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: August 23, 2022
    Assignee: SHENZHEN TOPBAND CO., LTD.
    Inventors: Shilin Liang, Jian Chen, Hongyuan Chen, Shi Luo, Junbiao Li, Hai Huang, Shuquan Zheng
  • ELECTRONIC DEVICE, PCB AND ELECTRIC TOOL
    Publication number: 20220161409
    Abstract: The invention provides an electronic device, a PCB and an electric tool; the electronic device comprises a main body, a first electric connecting part, a variable resistor, a speed regulating contact, a reversing electric connecting part, a reversing contact, a speed regulating handle and a reversing handle, the first electric connecting part is connected with the main body in a melt adhesive curing mode, and one end of the first electric connecting part is exposed out of the main body; the speed regulating handle and the main body form a first space, the speed regulating contact and the variable resistor are arranged in the first space, and under the drive of the speed regulating handle, the speed regulating contact and the variable resistor relatively slide; under the driving of the reversing handle, the reversing contact and the reversing electric connecting part relatively slide for reversing.
    Type: Application
    Filed: January 8, 2019
    Publication date: May 26, 2022
    Inventors: Shilin Liang, Jian Chen, Hongyuan Chen, Shi Luo, Junbiao Li, Hai Huang, Shuquan Zheng
  • ELECTRONIC DEVICE, PCB AND ELECTRIC TOOL
    Publication number: 20220084759
    Abstract: The invention provides an electronic device, a PCB and an electric tool; comprises a main body, a first electric connecting part, a variable resistor, a speed regulating contact, a reversing electric connecting part, a reversing contact, a speed regulating handle and a reversing handle, the first electric connecting part is fixedly connected with the main body, and one end of the first electric connecting part is exposed out of the main body; one end of the speed regulating handle is of a cylindrical structure, the end part of the speed regulating handle is provided with an opening, one end of the main body is provided with a column, the opening end of the speed regulating handle is movably sleeved on the column through an elastic piece and forms a first space with the main body; the speed regulating contact and the variable resistor are arranged in the first space.
    Type: Application
    Filed: January 8, 2019
    Publication date: March 17, 2022
    Applicant: SHENZHEN TOPBAND CO., LTD.
    Inventors: Shilin Liang, Jian Chen, Hongyuan Chen, Shi Luo, Junbiao Li, Hai Huang, Shuquan Zheng