Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7229366 | Batting system | — | 2007-06-12 |
| 5647089 | Apparatus for washing and sorting plastic balls | — | 1997-07-15 |
| 5609173 | Device for prewashing and sorting golf balls | — | 1997-03-11 |
| 5350260 | Golf ball handling system | Richard H. Hollrock | 1994-09-27 |
| 5332350 | Golf ball handling system | Richard H. Hollrock | 1994-07-26 |
| 5228168 | Golf ball handling system | Richard H. Hollrock | 1993-07-20 |
| 4805251 | Golf ball washer | — | 1989-02-21 |
| 4695087 | Convertible truck bed for pickup | — | 1987-09-22 |
| 4181996 | Machine for washing golf balls and the like | — | 1980-01-08 |