Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546924 | Ball throwing machine and method for profiling pitches | Gregory J. Battersby, James Cobb, Charles W. Grimes, Richard D. Schile | 2003-04-15 |
| 6513512 | Pitching system with video display means | Gregory J. Battersby, Charles W. Grimes | 2003-02-04 |