Patents by Inventor Tak Piu Lau

Tak Piu Lau 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).

  • Pull-up bar
    Patent number: D849160
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: May 21, 2019
    Inventor: Tak Piu Lau
  • Pull-up bar
    Patent number: D850543
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: June 4, 2019
    Inventor: Tak Piu Lau
  • Exercising device
    Patent number: D895743
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: September 8, 2020
    Inventor: Tak Piu Lau