Patents by Inventor Cheuk-Wai C. Lau

Cheuk-Wai C. Lau 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).

  • Patent number: 5648628
    Abstract: A karaoke device for playing music stored on replaceable solid state memory cartridges with a console having controls for enabling the user to select the musical pieces to be played. The device features an LCD screen for displaying the title and lyrics of the song wherein the words are highlighted as the music is played. The device is connectable to a microphone so that the users voice may be mixed in with the music. A console of the device has controls for allowing the user to select the title of the selected song. A keyboard is provided on a console enabling the user to modify characteristics such as pitch and tempo of the song.
    Type: Grant
    Filed: September 29, 1995
    Date of Patent: July 15, 1997
    Inventors: Tao Fei S. Ng, Kong Wing R. Chow, Cheuk-Wai C. Lau