Patents by Inventor Patrick York Ma

Patrick York Ma 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).

  • Multifunction tool
    Patent number: D747947
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: January 26, 2016
    Assignee: Prometheus Design Werx, LLC
    Inventor: Patrick York Ma
  • Foldable knife
    Patent number: D752411
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: March 29, 2016
    Assignee: Prometheus Design Werx, LLC
    Inventor: Patrick York Ma
  • Knife
    Patent number: D752704
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: March 29, 2016
    Assignee: Prometheus Design Werx, LLC
    Inventor: Patrick York Ma