Patents by Inventor Steven Keith Dolezal

Steven Keith Dolezal 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).

  • Crusher mantle
    Patent number: D673590
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: January 1, 2013
    Assignee: Columbia Steel Casting Co., Inc.
    Inventor: Steven Keith Dolezal