Patents by Inventor Hangfa Yi

Hangfa Yi 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).

  • Patent number: 11122695
    Abstract: An LED display is provided in the present disclosure. The LED display includes a casing frame and an LED module. The LED module is fixedly connected with the casing frame by a locking knob, chucks and magnets fitted with each other, and positioning holes and positioning posts fitted with each other. The LED display further includes protective covers, a support base, a power rear cover, and a system control box. The protective covers are connected with the casing frame by fitting the positioning posts with the positioning holes. The support base and the casing frame are connected by fitting the positioning posts with the positioning holes and by a quick fixation with screws. The power rear cover is mounted on the system control box by a latch-hinge to facilitate the assembly and disassembly of various portions of the LED display.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: September 14, 2021
    Assignee: UNILUMIN GROUP CO., LTD.
    Inventors: Hangfa Yi, Kuang Yang, Pinglin Zhao
  • Publication number: 20190159349
    Abstract: An LED display is provided in the present disclosure. The LED display includes a casing frame and an LED module. The LED module is fixedly connected with the casing frame by a locking knob, chucks and magnets fitted with each other, and positioning holes and positioning posts fitted with each other. The LED display further includes protective covers, a support base, a power rear cover, and a system control box. The protective covers are connected with the casing frame by fitting the positioning posts with the positioning holes. The support base and the casing frame are connected by fitting the positioning posts with the positioning holes and by a quick fixation with screws. The power rear cover is mounted on the system control box by a latch-hinge to facilitate the assembly and disassembly of various portions of the LED display.
    Type: Application
    Filed: January 23, 2019
    Publication date: May 23, 2019
    Inventors: Hangfa Yi, Kuang Yang, Pinglin Zhao