MD Systems, Inc.
6Patents
3Active
6Granted
34Portfolio score
Filing activity: Mar 6, 1998 → Jan 31, 2018 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5904639A | Apparatus, system, and method for carrying out protocol-based isometric exercise regimens | Human Necessities | 70 | Expired |
| US7448265B2 | Isometric system, method and apparatus for isometric exercise | Human Necessities | 10 | Active |
| US6962569B2 | Isometric system, method and apparatus | Human Necessities | 8 | Expired |
| US11260268B1 | Systems, methods, and apparatus for isometric, isokinetic, isotonic, and isodynamic exercise | Human Necessities | 4 | Active |
| US10603542B1 | Systems, methods, and apparatus for isometric, isokinetic, isotonic, and isodynamic exercise | Human Necessities | 2 | Active |
| USD403385S | Isometric exercise apparatus | General | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.