Patents by Inventor Bingkun Duan

Bingkun Duan 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).

  • High-pressure cleaner
    Patent number: D932716
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: October 5, 2021
    Assignee: Aukey Technology Co., Ltd
    Inventors: Bingkun Duan, Mingkai Li, Bo Du, Huiyue Ze
  • Pellet stove
    Patent number: D945208
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: March 8, 2022
    Assignee: Aukey Technology Co., Ltd
    Inventors: Bingkun Duan, Mingkai Li, Bo Du, Huiyue Ze
  • Ladder
    Patent number: D949438
    Type: Grant
    Filed: January 19, 2020
    Date of Patent: April 19, 2022
    Assignee: Aukey Technology Co., Ltd
    Inventors: Xiaowei Yin, Bingkun Duan, Huiyue Ze