Patents by Inventor Yi-Huan Chang

Yi-Huan Chang 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).

  • Cartridge
    Patent number: D866702
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: November 12, 2019
    Assignee: Leonidas IP, LLC
    Inventors: Steven Abboud, Yi-Huan Chang
  • Cartridge
    Patent number: D974520
    Type: Grant
    Filed: November 10, 2019
    Date of Patent: January 3, 2023
    Assignee: Leonidas IP, LLC
    Inventors: Steven Abboud, Yi-Huan Chang