Joy Roberts
16Patents
7h-index
35Co-inventors
62Inventor score
Filing activity: Dec 23, 1997 → Apr 28, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6479177B1 | Method for improving the cold starting capability of an electrochemical fuel cell | Emerging Cross-Sectional Technologies | 47 | Expired |
| US6096448A | Method and apparatus for operating an electrochemical fuel cell with periodic fuel starvation at the anode | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6074773A | Impregnation of microporous electrocatalyst particles for improving performance in an electrochemical fuel cell | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6472090B1 | Method and apparatus for operating an electrochemical fuel cell with periodic reactant starvation | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6329089A | Method and apparatus for increasing the temperature of a fuel cell | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6682839B2 | Method and apparatus for controlling the temperature within an electrochemical fuel cell | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6306536A | Method of reducing fuel cell performance degradation of an electrode comprising porous components | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6764780B2 | Method and apparatus for increasing the temperature of a fuel cell | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7482085B2 | Apparatus for improving the cold starting capability of an electrochemical fuel cell | Electricity | 4 | Expired |
| US8597806B2 | Method for operating fuel cells with passive reactant supply | Emerging Cross-Sectional Technologies | 3 | Active |
| US6610432B1 | Impregnation of microporous electrocatalyst particles for improving performance in an electrochemical fuel cell | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6841285B2 | Impregnation of ion-exchange membranes to improve electrochemical fuel cell performance | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9564642B2 | Durable fuel cell with platinum cobalt alloy cathode catalyst and selectively conducting anode | Emerging Cross-Sectional Technologies | 0 | Active |
| US10069148B2 | Fuel cell with selectively conducting anode | Emerging Cross-Sectional Technologies | 0 | Active |
| US8580448B2 | Fuel cell with selectively conducting anode component | Emerging Cross-Sectional Technologies | 0 | Active |
| US8835024B2 | Method for operating fuel cells with passive reactant supply | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.