Patents by Inventor Puxuan Li

Puxuan Li 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).

  • Scent diffuser
    Patent number: D869629
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: December 10, 2019
    Assignee: SHENZHEN PUREMATE TECHNOLOGY CO., LTD.
    Inventors: Puxuan Li, Fangsheng Yan, Weiguang Wang, Xuejun Zhang, Jiesheng Mei
  • Air purifier
    Patent number: D948693
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: April 12, 2022
    Assignee: SHENZHEN PUREMATE TECHNOLOGY CO., LTD.
    Inventors: Puxuan Li, Gaohong Xu, Bin Zhang, Qiaoyang Hu
  • Air purifier
    Patent number: D948694
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: April 12, 2022
    Assignee: SHENZHEN PUREMATE TECHNOLOGY CO., LTD.
    Inventors: Weiguang Wang, Puxuan Li, Gaohong Xu, Xiaoming Ding, Bin Zhang