Inventor · disambiguated record
John P. Markiewicz
Also filed as: MARKIEWICZ JOHN P
5 granted patents·1 pending application·207 citations·filing 1998–2008
82Inventor score
Top patents by PatentIndex Score
6 records- 0196US7461693B2Method for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Dec 9, 2008·113 cites·44 claims
- 0285US6312528B1Removal of contaminants from materialsCRI RECYCLING SERVICE INC·Filed 1998·Granted Nov 6, 2001·70 cites·11 claims
- 0375US8096349B2Apparatus for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluidsCONSIDINE BRIAN C·Filed 2005·Granted Jan 17, 2012·20 cites·24 claims
- 0457US7875120B2Method of cleaning an industrial tank using electrical energy and critical fluidRAYTHEON CO·Filed 2008·Granted Jan 25, 2011·4 cites·7 claims
- 0541US9187979B2Method for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluidsCONSIDINE BRIAN C·Filed 2008·Granted Nov 17, 2015·0 cites·62 claims
- 0639US2002023662A1Removal of contaminants from materialsCRI RECYCLING SERVICE INC·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →