Patents by Inventor James E. Thoss

James E. Thoss 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).

  • Treatment of diesel exhaust gases
    Patent number: 4902487
    Abstract: In a process wherein diesel exhaust gas is passed through a filter to remove particulate therefrom before discharge and particulate deposited on the filter is combusted, the improvement which comprises combusting the particulate with a gas containing NO.sub.2, which may be catalytically generated in the exhaust system.
    Type: Grant
    Filed: May 13, 1988
    Date of Patent: February 20, 1990
    Assignee: Johnson Matthey, Inc.
    Inventors: Barry J. Cooper, Hyun J. Jung, James E. Thoss