Patents by Inventor Stephen Douglas Carter

Stephen Douglas Carter 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).

  • Apparatus and associated method for decontaminating contaminated matter with ultrasonic transient cavitation
    Patent number: 6447718
    Abstract: An apparatus and associated method for decontaminating contaminated matter, such as an object or substance, with ultrasonic transient cavitation is disclosed. The apparatus comprises a container for containing a contaminated object, a pressure source for pressurizing the container to a predetermined pressure, a vibration source operably connected to the container, and a cleaning solution comprising a predetermined concentration of a volatile substance. The presence of the volatile substance in the cleaning solution, along with the pressurization and vibration thereof, enhances the effect of ultrasonic transient cavitation and improves decontamination of the contaminated matter.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: September 10, 2002
    Inventors: Stephen Douglas Carter, Kenneth Arthur Cunefare