Patents by Inventor Robert Arnold Kemper, Sr.

Robert Arnold Kemper, Sr. 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: D727588
    Type: Grant
    Filed: December 15, 2013
    Date of Patent: April 21, 2015
    Inventor: Robert Arnold Kemper, Sr.