John P. Markiewicz
5Patents
3h-index
7Co-inventors
46Inventor score
Filing activity: Feb 27, 1998 → Oct 30, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7461693B2 | Method for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluids | Chemistry; Metallurgy | 96 | Expired |
| US6312528A | Removal of contaminants from materials | Emerging Cross-Sectional Technologies | 32 | Expired |
| US8096349B2 | Apparatus for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluids | Fixed Constructions | 17 | Active |
| US7875120B2 | Method of cleaning an industrial tank using electrical energy and critical fluid | Chemistry; Metallurgy | 3 | Active |
| US9187979B2 | Method for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluids | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.