Patents by Inventor Quanming Lin

Quanming 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).

  • Turbo nozzle for pressure washer
    Patent number: D940978
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: January 11, 2022
    Assignee: Shanghai Mingbiao Trading Co., Ltd.
    Inventor: Quanming Lin
  • Foam cannon for pressure washer
    Patent number: D942722
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: February 1, 2022
    Assignee: Shanghai Mingbiao Trading Co., Ltd.
    Inventor: Quanming Lin
  • Surface cleaner for pressure washer
    Patent number: D946222
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: March 15, 2022
    Assignee: Shanghai Mingbiao Trading Co., Ltd.
    Inventor: Quanming Lin
  • Pressure washer gun
    Patent number: D969272
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: November 8, 2022
    Assignee: Shanghai Mingbiao Trading Co., Ltd.
    Inventor: Quanming Lin