Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6257989 | Method and apparatus for estimating practice golf shot distance and accuracy | Angelo Tortola | 2001-07-10 |
| D436439 | Golf travel case | Kenneth Liao | 2001-01-23 |
| 5725438 | Practice putting green with simulated hazards | — | 1998-03-10 |
| 5178393 | Method and apparatus for measuring golf driving distance | — | 1993-01-12 |