Patents by Inventor Chun S. Leung

Chun S. Leung 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: 5569868
    Abstract: A plurality of sensors, including transmitters and receivers, are positioned at various sections of a book for triggering sound generation. In an embodiment of the invention the sensor is a capacitive sensor wherein the transmitter and receiver are capacitive plates allowing electrical signals to be capacitively coupled therebetween when the book pages are in a closed position. The strobing or scanning of the plurality of sensors allows the book, under computer control, to determine the page to which the book is opened and accordingly trigger particularized sounds relating to the appropriate talking section.
    Type: Grant
    Filed: August 24, 1994
    Date of Patent: October 29, 1996
    Assignee: Tiger Electronics, Inc.
    Inventor: Chun S. Leung