Patents by Inventor Shi-Chan Tsang

Shi-Chan Tsang 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).

  • Wristband
    Patent number: D716174
    Type: Grant
    Filed: May 26, 2014
    Date of Patent: October 28, 2014
    Inventor: Shi-Chan Tsang
  • Wristband
    Patent number: D793272
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: August 1, 2017
    Inventor: Shi-Chan Tsang
  • Wristband
    Patent number: D997760
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: September 5, 2023
    Inventor: Shi-Chan Tsang