Patents by Inventor Kaichang Wu

Kaichang Wu 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).

  • Holster
    Patent number: D925216
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: July 20, 2021
    Inventor: Kaichang Wu
  • Magnetic holder for pistol
    Patent number: D945152
    Type: Grant
    Filed: January 31, 2021
    Date of Patent: March 8, 2022
    Inventor: Kaichang Wu
  • Handcuff case
    Patent number: D950237
    Type: Grant
    Filed: April 10, 2021
    Date of Patent: May 3, 2022
    Inventor: Kaichang Wu
  • Magnetic holder for pistol
    Patent number: D971593
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: December 6, 2022
    Inventor: Kaichang Wu