Patents by Inventor Gregory L. Howard

Gregory L. Howard 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).

  • Combination anesthetic mask and oxygen transport system
    Patent number: 5690097
    Abstract: A system to provide supplemental oxygen to a patient via an oronasal mask and an oxygenation adaptor, the adaptor providing for countercurrent flow of fresh (oxygen-enriched) gas and exhaled gas with minimal mixing to reduce oxygen requirements. The Coanda effect is employed to establish and maintain wall attachment of the exhaled gas stream to minimize mixing with incoming fresh gas.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: November 25, 1997
    Assignee: Board of Regents, The University of Texas System
    Inventors: Gregory L. Howard, Michelle Bowman-Howard