Patents by Inventor Gordon C. Schafer

Gordon C. Schafer 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).

  • Method for inhibiting corrosion by post-dip of coated parts
    Patent number: 6841199
    Abstract: Methods for inhibiting corrosion are disclosed. The methods generally involve contacting a coated metal substrate with a composition comprising one or more of yttrium, titanium and the rare-earth elements. The contacting step can be performed either before or after the coating is cured. Substrates treated according to the present methods are also disclosed.
    Type: Grant
    Filed: April 26, 2002
    Date of Patent: January 11, 2005
    Assignee: PPG Industries Ohio, Inc.
    Inventors: James W. Martin, Henry T. Austin, Walter R. Stark, Gordon C. Schafer