Patents by Inventor Katherine Le Van

Katherine Le Van 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).

  • Child monitoring system
    Patent number: 7012522
    Abstract: A child monitoring system for allowing an adult to be alerted when a child moved beyond a specific range from the adult. The child monitoring system includes an adult assembly transmitting a monitoring signal over freespace. The adult assembly is designed for being worn by the adult. At least one child assembly receiving the monitoring signal whereby the child assembly produces an alarm sound when the child assembly detects that the monitoring signal is traveling over a distance greater than a pre-determined safe distance. The child assembly is designed for being worn by the child whereby the alarm sound emitted by the child assembly alerts others that the child has ventured to far away from the supervising adult.
    Type: Grant
    Filed: February 5, 2003
    Date of Patent: March 14, 2006
    Inventor: Katherine Le Van