Geoffrey Roy Fernie
30Patents
14h-index
30Co-inventors
81Inventor score
Filing activity: Jun 22, 1987 → Apr 9, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4759769A | Artificial spinal disc | Human Necessities | 1,086 | Expired |
| US8237558B2 | Hand hygiene compliance system | Physics | 144 | Active |
| US6209670A | Clutch for multi-directional transportation device | Human Necessities | 86 | Expired |
| US5056753A | Safety support structure | Human Necessities | 85 | Expired |
| US7898407B2 | Hand hygiene compliance system | Physics | 84 | Active |
| US5716063A | Walking aid | Emerging Cross-Sectional Technologies | 70 | Expired |
| US5445233A | Multi-directional motorized wheelchair | Emerging Cross-Sectional Technologies | 65 | Expired |
| US5348336A | Walking aid | Human Necessities | 64 | Expired |
| US6179076A | Motorized chair base | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5972126A | Self-cleaning hand washer | Fixed Constructions | 36 | Expired |
| US5860437A | Self-cleaning hand washer | Fixed Constructions | 33 | Expired |
| US9232910B2 | Method and apparatus for monitoring breathing cycle by frequency analysis of an acoustic data stream | Human Necessities | 31 | Active |
| US6315306A | Nestable wheelchair | Human Necessities | 30 | Expired |
| US5432957A | Conversion kit for toilets for varying shapes | Fixed Constructions | 28 | Expired |
| US6145140A | Bathtub | Human Necessities | 10 | Expired |
| USD385233S | Walking aid | General | 10 | Expired |
| US8280561B2 | Powered wheelchair | Emerging Cross-Sectional Technologies | 10 | Active |
| US8128065B2 | Lifting assist device | Human Necessities | 9 | Active |
| US6938285B2 | Patient transfer device | Human Necessities | 8 | Expired |
| US5303430A | Conversion kit for adjusting the height of a flush toilet | Fixed Constructions | 8 | Expired |
| US9637931B2 | Connector apparatus | Emerging Cross-Sectional Technologies | 6 | Active |
| US9836950B2 | Hand hygiene compliance | Physics | 4 | Active |
| US9801590B2 | Breathing disorder identification, characterization and diagnosis methods, devices and systems | Human Necessities | 2 | Active |
| US9433547B2 | Cantilevered support system | Human Necessities | 1 | Active |
| US9649087B2 | Method and device for apnea and hypopnea detection | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.