Patents by Inventor Quanfei Wang

Quanfei Wang 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).

  • Vehicle vacuum cleaner
    Patent number: D844266
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: March 26, 2019
    Inventor: Quanfei Wang
  • Handheld vacuum cleaner
    Patent number: D868403
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: November 26, 2019
    Assignee: Ningbo Aku Electric Co., Ltd
    Inventor: Quanfei Wang
  • Car air pump
    Patent number: D923665
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: June 29, 2021
    Inventor: Quanfei Wang
  • Car air pump
    Patent number: D935488
    Type: Grant
    Filed: August 8, 2020
    Date of Patent: November 9, 2021
    Inventor: Quanfei Wang
  • Air pump
    Patent number: D957468
    Type: Grant
    Filed: February 7, 2021
    Date of Patent: July 12, 2022
    Inventor: Quanfei Wang