John Keir
5Patents
4h-index
7Co-inventors
50Inventor score
Filing activity: Nov 12, 1976 → Apr 28, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4099541A | Power transmission | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4955461A | Valve system for preventing uncontrolled descent in fork lift trucks | Performing Operations; Transporting | 8 | Expired |
| US8633609B2 | Sub sea central axis turbine with rearwardly raked blades | Emerging Cross-Sectional Technologies | 8 | Active |
| US8664790B2 | Underwater power generator with dual blade sets | Emerging Cross-Sectional Technologies | 7 | Active |
| US8801386B2 | Blade for a water turbine | Emerging Cross-Sectional Technologies | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.