Patents by Inventor Robert Krohne

Robert Krohne 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).

  • Patent number: D407967
    Type: Grant
    Filed: July 22, 1996
    Date of Patent: April 13, 1999
    Inventor: Robert Krohne