H. Ezzat Khalifa
7Patents
3h-index
12Co-inventors
54Inventor score
Filing activity: Sep 30, 1988 → Sep 25, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6672856B1 | Diffuser guide vanes for high-speed screw compressor | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6203298A | Entrapped separator plate for scroll compressor | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4850859A | Liquid fueled hydrogen heater | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10955151B2 | Cooling charge determination for a local thermal management system | Emerging Cross-Sectional Technologies | 0 | Active |
| US7080977B2 | Discharge diffuser for screw compressor | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US10170780B2 | Furnace with an integrated flame assisted fuel cell for combined heating and power | Emerging Cross-Sectional Technologies | 0 | Active |
| US10539348B2 | Power and refrigeration cascade system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.