Patents by Inventor Linda Villarreal

Linda Villarreal 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).

  • Publication number: 20050099797
    Abstract: An image unlocking jewelry device designed to hide and reveal a customized image from view until the wearer reveals the image. The unlocking jewelry device collectively includes a lens mated to a casing and housing a light emitting diode therein; circuitry placed inside the casing and capable of sending signals to the liquid crystal display; and an image positioned between the lens and the circuitry. Voltage is sent from the circuitry to the liquid crystal display in order to reveal the image held underneath the lens.
    Type: Application
    Filed: December 10, 2003
    Publication date: May 12, 2005
    Inventors: Jose Villarreal, Linda Villarreal