Patents by Inventor Joel David Keelor

Joel David Keelor 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).

  • SAMPLE ANALYZING SYSTEM
    Publication number: 20150069254
    Abstract: A system, method and apparatus for injecting reactive species and ions from an ambient ionization source into an atmospheric pressure ion mobility spectrometer
    Type: Application
    Filed: November 14, 2014
    Publication date: March 12, 2015
    Inventors: Facundo M. Fernandez, Joel David Keelor