Patents by Inventor Eric Hemker

Eric Hemker 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).

  • Package and document receptacle
    Patent number: D371883
    Type: Grant
    Filed: May 31, 1994
    Date of Patent: July 16, 1996
    Assignee: Federal Express Corporation
    Inventors: Dennis H. Burt, Paul Hemker, Eric Hemker