Patents by Inventor Gary E. Thoman

Gary E. Thoman 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).

  • Exhaust sensor including a ceramic tube in metal tube package
    Patent number: 5616825
    Abstract: The invention includes a sealing system for a heated flat plate exhaust gas sensor having a plurality of alternating layers of glass and steatite surrounding a flat plate sensing element. A ceramic tube surround the plurality of layers. The ceramic tube is carried in a tubular-shaped metal housing.
    Type: Grant
    Filed: January 4, 1996
    Date of Patent: April 1, 1997
    Assignee: General Motors Corporation
    Inventors: David E. Achey, Gary E. Thoman