Patents by Inventor Fraidoon Vahdatshoar

Fraidoon Vahdatshoar 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 danger signaling device
    Patent number: 5923255
    Abstract: A new child danger signaling device for alerting guardians when a child presses a danger switch. The inventive device includes a transmitter worn by a child and a receiver carried by the parent with an attached key for disarming the transmitter.
    Type: Grant
    Filed: June 5, 1997
    Date of Patent: July 13, 1999
    Inventor: Fraidoon Vahdatshoar