Patents by Inventor Joseph Kuezynski

Joseph Kuezynski 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).

  • Methods for Reducing Hexavalent Chromium in Trivalent Chromate Conversion Coatings
    Publication number: 20090014094
    Abstract: The present invention is directed to trivalent chromate conversion coatings for plated metals, and more particularly, to methods for reducing hexavalent chromium in trivalent chromate conversion coatings. In one embodiment, such method includes placing a metal article having a trivalent chromate conversion coating in a reducing solution. The trivalent chromate conversion coating includes hexavalent chromium and the reducing solution including a reducing agent, which reduces the hexavalent chromium so as to reduce or eliminate the hexavalent chromium on the plated metal article.
    Type: Application
    Filed: July 12, 2007
    Publication date: January 15, 2009
    Inventors: Joseph Kuezynski, Kevin A. Splittstoesser, Timothy J. Tofil, Paul A. Vermilyea