Patents by Inventor Yuankou Lin

Yuankou Lin 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).

  • Pressure washer nozzle
    Patent number: D964675
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: September 20, 2022
    Assignee: Hangzhou Yirui Technology Co., Ltd.
    Inventor: Yuankou Lin
  • Foam lance for pressure washer
    Patent number: D964676
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: September 20, 2022
    Assignee: Hangzhou Yirui Technology Co., Ltd.
    Inventor: Yuankou Lin
  • Pressure washer wand
    Patent number: D965745
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: October 4, 2022
    Assignee: Hangzhou Yirui Technology Co., Ltd.
    Inventor: Yuankou Lin