Patents by Inventor Kaiqun Yin

Kaiqun Yin 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).

  • ESSENTIAL OIL OF STEMS AND LEAVES OF CHUZHOU CHRYSANTHEMUM AND APPLICATION THEREOF
    Publication number: 20250144161
    Abstract: An essential oil of stems and leaves of Chuzhou chrysanthemum and its applications are provided. The essential oil is prepared by: taking and crushing fresh stems and leaves of the Chuzhou chrysanthemum by a crusher; putting the crushed stems and leaves into an extraction kettle, adding deionized water according to a ratio of 1:4 to 1:6, sealing, and connecting a cooling reflux and essential oil collection device; heating and starting counting when boiling, performing distillation extraction; then standing for cooling to room temperature, naturally layering the essential oil and water, discharging the water at a lower layer, and collecting the essential oil at an upper layer; and placing the essential oil in a brown bottle, adding anhydrous sodium sulfate to absorb water to obtain the essential oil of the stems and leaves of Chuzhou chrysanthemum.
    Type: Application
    Filed: November 1, 2024
    Publication date: May 8, 2025
    Inventors: Shijun Yu, Xinyi Chai, Xiaoli Jia, Kaiqun Yin, Ruibo Xu, Huan Wang, Shuang E, Bin Han, Qin Gao, Longzhu Dou, Jingyi Xia, Xin Le
  • Essential oil of stems and leaves of and application thereof
    Patent number: 12290544
    Abstract: An essential oil of stems and leaves of Chuzhou chrysanthemum and its applications are provided. The essential oil is prepared by: taking and crushing fresh stems and leaves of the Chuzhou chrysanthemum by a crusher; putting the crushed stems and leaves into an extraction kettle, adding deionized water according to a ratio of 1:4 to 1:6, sealing, and connecting a cooling reflux and essential oil collection device; heating and starting counting when boiling, performing distillation extraction; then standing for cooling to room temperature, naturally layering the essential oil and water, discharging the water at a lower layer, and collecting the essential oil at an upper layer; and placing the essential oil in a brown bottle, adding anhydrous sodium sulfate to absorb water to obtain the essential oil of the stems and leaves of Chuzhou chrysanthemum.
    Type: Grant
    Filed: November 1, 2024
    Date of Patent: May 6, 2025
    Assignee: Chuzhou University
    Inventors: Shijun Yu, Xinyi Chai, Xiaoli Jia, Kaiqun Yin, Ruibo Xu, Huan Wang, Shuang E, Bin Han, Qin Gao, Longzhu Dou, Jingyi Xia, Xin Le