Patents by Inventor Kok Keong Tan

Kok Keong Tan 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).

  • Radio telephone
    Patent number: D518463
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: April 4, 2006
    Assignee: Motorola, Inc.
    Inventors: Kok Keong Tan, Bee Lay Khoo, Chang Hua Wei