Patents by Inventor E. Harold Hoblit

E. Harold Hoblit 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).

  • Bowling ball propulsion devices
    Patent number: 5478283
    Abstract: A bowling ball propulsion device including a frame that has a rear member to push a bowling ball forward in rolling engagement with the surface of a bowling lane and has two side members extending forward from the rear member. The side members are spaced apart far enough to embrace a bowling ball and to engage it only along opposite diametrical points. The frame is supported above the surface of the bowling lane by supports at the rear of the frame to permit the forward ends of the side members to be tipped down or up to control engagement of the frame with a bowling ball.
    Type: Grant
    Filed: July 7, 1994
    Date of Patent: December 26, 1995
    Inventor: E. Harold Hoblit