| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Australia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Physical training equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Billings David P | 11 |
| #2 | Haney Hank | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2007259732A1 | Golf club grip and method of use | |
| US2007135232A1 | Traditional putter with elevated mass | |
| US2006287127A1 | Golf club head weight with seal and vibration dampener | |
| AU4154697A | Golf club and club shaft constructions | |
| WO9602301A2 | Golf club and club shaft constructions |