Patents by Inventor Roger Buchanan

Roger Buchanan 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).

  • METHOD AND APPARATUS TO DETECT CHEMICAL VAPORS
    Publication number: 20080296491
    Abstract: Means and method of rapid detection of a compound of interest from an air sample is shown. An air sample is collected, and concentration of the compound of interest can be increased. A portable spectrometer, which preferably is a time-of-flight spectrometer, detects the presence of any of the compound. The system allows for rapid detection of the presence of a compound in an air sample in a field setting.
    Type: Application
    Filed: February 25, 2008
    Publication date: December 4, 2008
    Applicant: Arkansas State University Research and Development Institute
    Inventors: Robyn Hannigan, Roger Buchanan, David Clarke