Patents by Inventor Jeff Dufficy

Jeff Dufficy 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).

  • Publication number: 20160001117
    Abstract: An exercise apparatus designed specifically for progressively and repetitively challenging one's personal ability to maximize vertical leap and fast twitch muscle capabilities. The apparatus is designed to accommodate the use of multiple sports balls such as a basketball, football, volleyball, soccer ball or other desired ball to facilitate practice for specific sports. The apparatus indicates to the user the attained jump height attained in order that the user can track the progress of the leaping ability.
    Type: Application
    Filed: July 2, 2015
    Publication date: January 7, 2016
    Inventor: Jeff Dufficy