Patents by Inventor Gary Crawford

Gary Crawford 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).

  • Confetti, theatrical snow, and fog launching mechanism and system
    Publication number: 20030024956
    Abstract: The invention is a system and method of deploying an air extractor to motivate a stream of air to entrain particles of confetti or snow like medium. An air extractor moves air by means of Bernoulli's principle. A venturi tube constricts a flow of air creating a localized low pressure area at the throat of the constriction.
    Type: Application
    Filed: May 10, 2002
    Publication date: February 6, 2003
    Inventor: Gary Crawford