Patents by Inventor Tsu-Lin Lee

Tsu-Lin Lee 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: 6032580
    Abstract: A stamping toy with sound and lighting effect which comprises an ornamental seat, a main body mounted at the bottom of the ornamental seat, a bottom cap mounted at the bottom of the main body, a spring within the ornamental seat, a circuit board mounted at the bottom of the spring, a light emitting body, a plurality of batteries and a conductive spring being provided on the top of the circuit board, an isolation annular rim mounted at the bottom of the circuit board, a voice emitter (buzzer) mounted at the bottom of the isolation annular rim, a stamping seat mounted at he bottom of the voice emitter, and a rubber stamping design provided at the bottom of the stamping seat.
    Type: Grant
    Filed: April 9, 1999
    Date of Patent: March 7, 2000
    Inventor: Tsu-Lin Lee