Patents by Inventor Dennis Drling

Dennis Drling 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: 20050238427
    Abstract: An apparatus and method for installing and deploying a barrier utilizing one or more gas generators. The invention includes a barrier component installed beneath the ground surface or substantially parallel to the ground and raised by activation of the gas generator. The device can be trigger automatically without human intervention and thereby faster deployment of the barrier. The invention permits the passage of pedestrians, vehicles, etc. or activation into a barrier position.
    Type: Application
    Filed: November 16, 2004
    Publication date: October 27, 2005
    Inventors: Robert Burns, Dennis Drling, Paul Hurlburt, Gary Ketner