Patents by Inventor Mak Yuen Martin Tsoi

Mak Yuen Martin Tsoi 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).

  • Hand held electronic game
    Patent number: D393014
    Type: Grant
    Filed: February 5, 1997
    Date of Patent: March 31, 1998
    Assignee: Tiger Electronics, Inc.
    Inventors: To-Ling Kenny Ho, Mak Yuen Martin Tsoi