| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Australia | 2 | |
| #4 | Canada | 1 | |
| #5 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Physical training equipment | |
| #2 | Measuring length, angles and areas |
| # | Name | Total Patents |
|---|---|---|
| #1 | Winskowicz Robert T | 10 |
| #2 | Hammond Paula T | 5 |
| #3 | Winskowicz R T | 1 |
| #4 | Gruen Jr Paul J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6358160B1 | Golf ball with water immersion indicator | |
| US6277037B1 | Golf ball with water immersion indicator | |
| US5823891A | Golf ball with water immersion indicator | |
| US5774997A | Golf ball out-of-round indicator |