Patents by Inventor Wujia He

Wujia He 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).

  • Drill
    Patent number: D674677
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: January 22, 2013
    Assignee: Black & Decker Inc.
    Inventors: James C. Tirone, Wujia He
  • Dust collector
    Patent number: D947472
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: March 29, 2022
    Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD.
    Inventor: Wujia He
  • Vacuum cleaner
    Patent number: D948142
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: April 5, 2022
    Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD.
    Inventor: Wujia He
  • Vacuum cleaner
    Patent number: D948145
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: April 5, 2022
    Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD.
    Inventor: Wujia He
  • Vacuum cleaner
    Patent number: D963975
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: September 13, 2022
    Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD.
    Inventor: Wujia He
  • Cleaning machine
    Patent number: D1059706
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: January 28, 2025
    Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD.
    Inventors: Wujia He, Xuan Yu, Xiangyu Yang, Yongxiong Huang, Song Mao
  • Vacuum cleaner
    Patent number: D1064465
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: February 25, 2025
    Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD.
    Inventors: Xuan Yu, Song Mao, Wujia He
  • Cleaning machine
    Patent number: D1064469
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: February 25, 2025
    Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD.
    Inventors: Wujia He, Xuan Yu, Xiangyu Yang, Yongxiong Huang, Song Mao