Patents by Inventor Robert J. Henderickson

Robert J. Henderickson 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 ball retrieval apparatus
    Patent number: 5169276
    Abstract: A rectilinear framework includes a plurality of rear wheels mounted to respective right and left axles, with the right axle including a rear axle pulley cooperative with a front pulley and drive belt to effect rotation of paddle wheels to traverse an underlying ground surface and project golf balls rearwardly along a chute structure onto associated fabric webs to contain the golf balls therewithin.
    Type: Grant
    Filed: October 18, 1991
    Date of Patent: December 8, 1992
    Inventor: Robert J. Henderickson