Patents by Inventor Lewis H. Herr

Lewis H. Herr 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: D242721
    Type: Grant
    Filed: August 26, 1974
    Date of Patent: December 14, 1976
    Assignee: Sperry Rand Corporation
    Inventors: Lewis H. Herr, Paul W. Porter, John S. Kovacs