Patents by Inventor Ralph Edward Bard

Ralph Edward Bard 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).

  • Methods, systems, and apparatus for generating a gas stream having a desired particulate material concentration
    Patent number: 9442058
    Abstract: A method validating a particulate monitoring device includes generating a final gas stream having a particulate material concentration that corresponds to a target particulate material concentration, using the particulate monitoring device to measure the particulate material concentration in the final gas stream, and evaluating an accuracy of the particulate monitoring device based on a comparison of the particulate concentration in the final gas stream that was measured by the particulate monitoring device with the target particulate material concentration.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: September 13, 2016
    Assignee: B3 Systems, Inc.
    Inventors: Robert Wyatt Baxter, Derrick James Hinkle, Edward Lee Salter, Ralph Edward Bard