Patents by Inventor Jeffrey Charles Bowker

Jeffrey Charles Bowker 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).

  • Thermal barrier coating
    Patent number: 6231998
    Abstract: A thermal barrier coating for hot gas path components of a combustion turbine based on a zirconia-scandia system. A layer of zirconium scandate having the hexagonal Zr3Sc4O12 structure is formed directly on a superalloy substrate or on a bond coat formed on the substrate.
    Type: Grant
    Filed: May 4, 1999
    Date of Patent: May 15, 2001
    Assignee: Siemens Westinghouse Power Corporation
    Inventors: Jeffrey Charles Bowker, Stephen M. Sabol, John G. Goedjen