Patents by Inventor Ted Tsui

Ted Tsui 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).

  • Multiple touch detection
    Patent number: 8441452
    Abstract: An apparatus for and method of detecting multiple presences on a touch sensor device are described.
    Type: Grant
    Filed: April 10, 2009
    Date of Patent: May 14, 2013
    Assignee: Cypress Semiconductor Corporation
    Inventors: Thomas Fuller, Jon Peterson, Ted Tsui, Seok Pyong Park (Tony Park)