Mark Sand
5Patents
5h-index
7Co-inventors
48Inventor score
Filing activity: Oct 13, 1999 → Feb 9, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6752744B2 | Exercise device | Human Necessities | 35 | Expired |
| US6238321A | Exercise device | Human Necessities | 34 | Expired |
| USD449356S | Crosstraining exerciser | General | 29 | Expired |
| US7938755B1 | Adjustable exercise device | Human Necessities | 23 | Expired |
| US7156777B2 | Adjustable exercise device | Human Necessities | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.