Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491778 | Bent tip composite golf shaft | Francis A. Fenton, Jr. | 2002-12-10 |
| 6129353 | Method of displaying video images projected from a video display of a pinball machine | Lawrence E. DeMar, Louis N. Koziarz, Mark A. Weyna | 2000-10-10 |
| 6120021 | Lock-down bar release system for a pinball machine | John R. Krutsch, George A. Gomez, James A. Patla, Charles R. Bleich | 2000-09-19 |
| 5915693 | Jump rope play feature for a pinball game | Brad Cornell, Dwight Sullivan | 1999-06-29 |
| 5913516 | Multimode target with variable trajectory ball ramp | Brad Cornell, Dwight Sullivan | 1999-06-22 |
| 5697612 | Jet bumper for a pinball game | Walter Roeder | 1997-12-16 |
| 5536082 | Game playfield mounting system | Steve Ritchie, Carl Biagi | 1996-07-16 |
| D318512 | Golf club head | John T. Stites, Eugene L. Sheeley, Richard M. Lyons | 1991-07-23 |