| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Australia | 2 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Furniture and games | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Skates | |
| #2 | Wheelchairs and sledges | |
| #3 | Cycles | |
| #4 | Protective garments |
| # | Name | Total Patents |
|---|---|---|
| #1 | Olson Scott B | 12 |
| #2 | Sauter David P | 4 |
| #3 | Polk Louis F Iii | 4 |
| #4 | Fowlkes David Jr | 2 |
| #5 | Moffa Mark M | 2 |
| #6 | Polk Iii Louis F | 1 |
| #7 | Fowlkes Jr David | 1 |
| #8 | Luedke Adam A | 1 |
| #9 | Stickler George D | 1 |
| #10 | Polk Louis F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5876052A | Health exercise equipment propelled by simulated rowing motion | |
| US5526531A | Wrist guard | |
| US5468004A | Anti-lock brake for in-line skate | |
| WO9418059A1 | Row bicycle apparatus | |
| US5314199A | Convertible in-line roller skates | |
| US5193827A | Convertible in-line roller skates |