Patents by Inventor Joe Yen

Joe Yen 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).

  • Laser presenter
    Patent number: D548197
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: August 7, 2007
    Assignee: Quarton Inc.
    Inventors: Joe Yen, Jay Chang
  • Combined laser pointer and mouse
    Patent number: D565217
    Type: Grant
    Filed: May 10, 2006
    Date of Patent: March 25, 2008
    Assignee: Quarton Inc.
    Inventors: Joe Yen, Jay Chang, Po-Sung Chuang