Patents by Inventor Yiying Ji

Yiying Ji 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).

  • Sterilizer
    Patent number: D942643
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: February 1, 2022
    Assignee: THUMBS UP INNOVATIONS TECHNOLOGY CO., LTD.
    Inventors: Yuqiang Zhao, Yubin Li, Zhidong Wang, Lei Zhang, Rongjin Zheng, Yiying Ji, Jiacheng Huang, Fen He
  • Hot air comb
    Patent number: D957055
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: July 5, 2022
    Assignee: Thumbs Up Innovations Technology Co., Ltd.
    Inventors: Rongjin Zheng, Yubin Li, Yuqiang Zhao, Guojun Lv, Yiying Ji, Wenpo Wu, Yong Wang
  • Electric toothbrush
    Patent number: D961934
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: August 30, 2022
    Assignee: THUMBS UP CROSS BORDER E-COMMERCE CO., LTD.
    Inventors: Yiying Ji, Yubin Li, Xiu Zou, Zhidong Wang, Yuqiang Zhao, Zhimin Tang, Fen He, Jiacheng Huang, Lilin Xu
  • Electric toothbrush
    Patent number: D963345
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: September 13, 2022
    Assignee: Thumbs Up Innovations Technology Co., Ltd.
    Inventors: Yiying Ji, Yubin Li, Yuqiang Zhao, Xiu Zou, Zhidong Wang, Guojun Lv, Rongjin Zheng, Jiacheng Huang, Lilin Xu
  • Electric toothbrush
    Patent number: D968810
    Type: Grant
    Filed: October 12, 2020
    Date of Patent: November 8, 2022
    Assignee: Thumbs Up Innovations Technology Co., Ltd.
    Inventors: Yiying Ji, Yubin Li, Yuqiang Zhao, Xiu Zou, Zhidong Wang, Jiacheng Huang, Lilin Xu