Patents by Inventor Rollin Thomas Hartley

Rollin Thomas Hartley 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).

  • Performance Putter Systems
    Publication number: 20120100928
    Abstract: Improved performance putter systems and apparatus relating to improving golf putters resulting in an increased accuracy and consistency during golf putting. Additionally, such performance putter systems comprise specifications and manufacturing within Official professional golf-club putter-head specifications.
    Type: Application
    Filed: October 17, 2011
    Publication date: April 26, 2012
    Inventor: Rollin Thomas Hartley