Patents by Inventor De-Hao Liou

De-Hao Liou 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).

  • Computer mouse
    Patent number: D471198
    Type: Grant
    Filed: September 19, 2002
    Date of Patent: March 4, 2003
    Assignee: Kye Systems Corp.
    Inventors: Huei-Meng Guo, Zu-Nan Li, De-Hao Liou, Yu-Jye Song