Stephen Sprigle
8Patents
4h-index
18Co-inventors
54Inventor score
Filing activity: Dec 28, 1994 → Aug 9, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9021637B1 | Wheelchair cushion with adjustable/multi-stiffness fluid | Human Necessities | 17 | Active |
| US8960699B2 | Suspension seat for use on wheelchair | Human Necessities | 13 | Active |
| USD374368S | Modular backrest unit | General | 9 | Expired |
| US9597251B2 | Sit-to-stand and walking assistive mobility aid | Human Necessities | 4 | Active |
| US9855174B1 | Wheelchair cushion with adjustable/multi-stiffness fluid | Human Necessities | 4 | Active |
| US8622178B2 | In-hub braking system for manual wheelchairs | Performing Operations; Transporting | 1 | Active |
| US8095706B2 | Systems and methods for the analysis of mechanical properties of materials | Human Necessities | 1 | Active |
| US10357186B2 | Wheelchair in-seat activity tracker | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.