Patents by Inventor Yiu Keung Derek Man

Yiu Keung Derek Man 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 game device and method for using the same
    Publication number: 20040048666
    Abstract: A game device for wireless communication with an electronic game, comprising a main body including, first and second light emitting members disposed on the main body and retained by first and second supports, each of the first and second supports including an open portion allowing concentrated beams of light to emit from the first and second light emitting members, respectively, in first and second axial substantially directions, respectively, for communicating with the electronic game.
    Type: Application
    Filed: September 10, 2002
    Publication date: March 11, 2004
    Applicant: Radica China Limited
    Inventors: Ronald D. Bagley, David S. Bowen, Kwong Shek Benedict Tsang, Wai Ki Fung, Yiu Keung Derek Man, Ray Chan