Patents by Inventor John Arthur Rowley

John Arthur Rowley 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 method for air sampling
    Patent number: 7824479
    Abstract: An apparatus for sampling air in an aircraft cabin comprises: a sensor 2 for detecting air contaminants, a processor 4, a data logger 6, means 8 for detecting when the apparatus is airborne, a control unit 10, a manual trigger 12, at least one adsorbent tube 18, valves 14, 16 or other means for isolating the adsorbent tube from contamination and a pump 20 for drawing air through the adsorbent tube. An alternative apparatus uses a Tedlar® bag. Methods of sampling air and uses of the apparatus are also disclosed.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: November 2, 2010
    Assignee: Building Research Establishment Ltd.
    Inventors: John Arthur Rowley, Derrick Robert Crump, Andrew Charles Dengel
  • APPARATUS AND METHOD FOR AIR SAMPLING
    Publication number: 20080202332
    Abstract: An apparatus for sampling air in an aircraft cabin comprises: a sensor 2 for detecting air contaminants, a processor 4, a data logger 6, means 8 for detecting when the apparatus is airborne, a control unit 10, a manual trigger 12, at least one adsorbent tube 18, valves 14, 16 or other means for isolating the adsorbent tube from contamination and a pump 20 for drawing air through the adsorbent tube. An alternative apparatus uses a Tedlar® bag. Methods of sampling air and uses of the apparatus are also disclosed.
    Type: Application
    Filed: October 1, 2007
    Publication date: August 28, 2008
    Inventors: John Arthur Rowley, Derrick Robert Crump, Andrew Charles Dengel