Patents by Inventor Ronald L. Jofferion

Ronald L. Jofferion 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).

  • Golf tee for driving ranges
    Patent number: 6482111
    Abstract: A golf tee system including a body section with an upper, free portion, the upper free portion having at least two bores of different depths for receiving golf tees to hold a golf ball at different heights above the ground, and/or a dished, flattened portion for holding a golf ball.
    Type: Grant
    Filed: February 21, 2000
    Date of Patent: November 19, 2002
    Inventor: Ronald L. Jofferion