Patents by Inventor Junmin Wei

Junmin Wei 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).

  • Publication number: 20250240855
    Abstract: A drive circuit for switching color temperature and brightness with a toggle switch and an LED lighting fixture are provided. The drive circuit includes an LED light group, a power supply unit, a dimming unit, and a color temperature adjustment unit. The LED lighting fixture includes a housing, a lamp housing that is adhered to the housing, and a PCB board that integrates a light source group and a drive power supply. The power and color temperature are adjusted through a toggle switch, an operation is simple, thereby facilitating a user to use different powers for lighting and selecting an appropriate color temperature in different spaces to enhance the user experience and visual comfort.
    Type: Application
    Filed: March 12, 2024
    Publication date: July 24, 2025
    Inventor: JUNMIN WEI
  • Patent number: 12098830
    Abstract: An industrial and mining lamp that can be rotated and adjusted from multiple angles is provided. Which includes a lamp frame and two sets of lamps provided on two transverse sides of the lamp frame and symmetrically distributed along an axis of the lamp frame. Two longitudinal sides of the lamp frame are provided an end cover, the two sets of lamps are respectively connected to the end cover through a rotating component along two longitudinal ends. The rotating component includes a screw, a limit ring, an iron ring, and a connector, the iron ring extends towards a circular groove direction and is provided with a toggle hook matching a convex bar, the rotating component in the present disclosure connects the end cover and the lamp. The rotating component can rotate the lamp from multi angle and achieve lighting in multi angle.
    Type: Grant
    Filed: March 19, 2024
    Date of Patent: September 24, 2024
    Inventor: Junmin Wei