Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470873 | System and method for establishing pitch parameters in a ball-throwing machine | Gregory J. Battersby, Charles W. Grimes | 2002-10-29 |
| 6186133 | System and method for establishing pitch parameters in a ball-throwing machine | Gregory J. Battersby, Charles W. Grimes | 2001-02-13 |
| 6186134 | Pitching system with video display means | Gregory J. Battersby, Charles W. Grimes | 2001-02-13 |