Patents by Inventor Ya-Fang Yang

Ya-Fang Yang 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).

  • Wireless optical mouse packaging box
    Patent number: D571198
    Type: Grant
    Filed: January 19, 2007
    Date of Patent: June 17, 2008
    Assignee: Darfon Electronics Corp.
    Inventors: Pe-Su Lee, Shuo-Hsiu Chang, Ya-Fang Yang