| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Australia | 2 | |
| #3 | China | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Canada | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Physical training equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wagner Carl T | 12 |
| #2 | Hannon Richard H | 11 |
| #3 | Hannon Riched H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5632691A | Golf putter | |
| US5575724A | Alignment-oriented golf club | |
| US5554078A | Golf putter |