Patents by Inventor Liyun ZHOU

Liyun ZHOU 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: 12372226
    Abstract: The present disclosure discloses a rotating device for adjusting the projection angle in a large range, which belongs to the technical field of projection ceiling lights, including a base plate, a movable plate, a connecting screw and a driving mechanism, wherein the movable plate is hinged on the base plate, and the driving mechanism is connected to the movable plate, the lower end of the connecting screw is connected to the base plate, the connecting screw passes through the driving mechanism, and the connecting screw is screwed to the driving mechanism.
    Type: Grant
    Filed: June 9, 2023
    Date of Patent: July 29, 2025
    Assignee: Jiangsu Dalen Electronic Co., Ltd.
    Inventors: Liyun Zhou, Jianwei Zhang
  • Publication number: 20240410557
    Abstract: The present disclosure discloses a rotating device for adjusting the projection angle in a large range, which belongs to the technical field of projection ceiling lights, including a base plate, a movable plate, a connecting screw and a driving mechanism, wherein the movable plate is hinged on the base plate, and the driving mechanism is connected to the movable plate, the lower end of the connecting screw is connected to the base plate, the connecting screw passes through the driving mechanism, and the connecting screw is screwed to the driving mechanism.
    Type: Application
    Filed: June 9, 2023
    Publication date: December 12, 2024
    Inventors: Liyun ZHOU, Jianwei ZHANG
  • Publication number: 20240084168
    Abstract: The present disclosure relates to a leather coating composition comprising or consisting of a hydrosilylation curable silicone elastomer composition designed to be used as a topcoat for a synthetic leather material, particularly a silicone-based synthetic leather composite material. A silicone coating as a topcoat for a synthetic leather material which is the cured product of the composition, methods of making the topcoat, synthetic leather material utilizing same and uses of the synthetic leather material products are also disclosed. The topcoat is designed to provide a highly crosslinked silicone matrix containing silicon-free organic micro-particles to minimize or at least decrease change in gloss after abrasion.
    Type: Application
    Filed: December 28, 2021
    Publication date: March 14, 2024
    Inventors: Tingting CHEN, Yu CHEN, Hongyu CHEN, Liyun ZHOU, Kang CHEN, Yusheng CHEN, Yi GUO, Qing SHI, Zhihua LIU