Patents by Inventor Changyong Zhu

Changyong Zhu 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).

  • LED LIGHT FIXTURE WITH OPTIONAL ADJUSTABLE PHOTOELECTRIC CONTROL
    Publication number: 20190346121
    Abstract: The present invention provides an LED light fixture with optional adjustable photoelectric control. It provides a convenient and cost-efficient apparatus and method to mount and un-mount photoelectric controls. It further provides angle adjustment of the photoelectric controls with respect to the light fixture. The present invention eliminates the needs for using electrical caps when the photoelectric controls are not selected. It also provides mounting apparatuses for mounting the light fixture on different structures.
    Type: Application
    Filed: May 8, 2018
    Publication date: November 14, 2019
    Inventor: Changyong Zhu
  • Full cut off LED wall pack light
    Patent number: D808062
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: January 16, 2018
    Inventor: Changyong Zhu
  • Lighting fixture
    Patent number: D841871
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: February 26, 2019
    Assignee: WSD LED INC
    Inventor: Changyong Zhu
  • Lighting fixture
    Patent number: D845532
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: April 9, 2019
    Assignee: WSD LED, INC.
    Inventor: Changyong Zhu
  • Light fixture
    Patent number: D882128
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: April 21, 2020
    Inventor: Changyong Zhu
  • Light fixture
    Patent number: D886335
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: June 2, 2020
    Inventor: Changyong Zhu