Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793586 | Golf putting and chipping practice green | John Hutzenlaub | 2004-09-21 |
| 6723002 | Golf putter with offset shaft | — | 2004-04-20 |
| 6672970 | Portable golf putting practice green | — | 2004-01-06 |
| 6672971 | Portable golf putting training aid | — | 2004-01-06 |