Patents by Inventor Zesong Yu

Zesong Yu 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).

  • Reflector bowl and optical system applicable for colorful spotlight
    Patent number: 10948157
    Abstract: The invention discloses a reflector bowl and an optical system applicable for colorful spotlights. The reflector bowl comprises a reflector bowl body having a big end and a small end, wherein the small end of the reflector bowl body is arranged with a light source opening and the big end of the reflector bowl body is opened and serves as a light outlet, the reflector bowl body has a square shaped cross section, and an inner surface of the reflector bowl body is a smooth mirror surface. The reflector bowl body is configured to have a square shaped cross section and thus the light outlet has a square shape, and lights are reflected by the reflector bowl body and the reflected lights can be superimposed with direct lights of the light source, whereby the reflector bowl of the invention realizes uniform color mixture on the smooth surface.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: March 16, 2021
    Assignee: GUANGZHOU YAJIANG PHOTOELECTRIC EQUIPMENT CO., LTD.
    Inventors: Rongfeng Huang, Zhiman Chen, Guohai Wang, Zesong Yu
  • REFLECTOR BOWL AND OPTICAL SYSTEM APPLICABLE FOR COLORFUL SPOTLIGHT
    Publication number: 20200386385
    Abstract: The invention discloses a reflector bowl and an optical system applicable for colorful spotlights. The reflector bowl comprises a reflector bowl body having a big end and a small end, wherein the small end of the reflector bowl body is arranged with a light source opening and the big end of the reflector bowl body is opened and serves as a light outlet, the reflector bowl body has a square shaped cross section, and an inner surface of the reflector bowl body is a smooth mirror surface. The reflector bowl body is configured to have a square shaped cross section and thus the light outlet has a square shape, and lights are reflected by the reflector bowl body and the reflected lights can be superimposed with direct lights of the light source, whereby the reflector bowl of the invention realizes uniform color mixture on the smooth surface.
    Type: Application
    Filed: July 19, 2018
    Publication date: December 10, 2020
    Applicant: GUANGZHOU YAJIANG PHOTOELECTRIC EQUIPMENT CO., LTD.
    Inventors: Rongfeng Huang, Zhiman Chen, Guohai Wang, Zesong Yu