Patents by Inventor Mark W. Lempke

Mark W. Lempke 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: D897911
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: October 6, 2020
    Assignee: Hadley Products Corporation
    Inventors: Dick E. Winter, Robert C. Dattilo, Mark W. Lempke, Jaret M. Shawl, Kirk A. Lilly
  • Patent number: D897912
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: October 6, 2020
    Assignee: Hadley Products Corporation
    Inventors: Dick E. Winter, Robert C. Dattilo, Mark W. Lempke, Jaret M. Shawl, Kirk A. Lilly