Duane P. Stark
3Patents
3h-index
2Co-inventors
36Inventor score
Filing activity: Dec 23, 1988 → Mar 6, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4949993A | Exercise apparatus having high durability mechanism for user energy transmission | Human Necessities | 135 | Expired |
| US4938474A | Exercise apparatus and method which simulate stair climbing | Emerging Cross-Sectional Technologies | 115 | Expired |
| US5643146A | Stationary exercise device having load-controlling braking system | Human Necessities | 41 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.