Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7435196 | Apparatus and method for tennis swing training | Joseph Cohen | 2008-10-14 |
| 7322894 | Apparatus and method for tennis swing training | Joseph Cohen | 2008-01-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7435196 | Apparatus and method for tennis swing training | Joseph Cohen | 2008-10-14 |
| 7322894 | Apparatus and method for tennis swing training | Joseph Cohen | 2008-01-29 |