Inventor · disambiguated record
John D. Gierszewski
Also filed as: GIERSZEWSKI JOHN · GIERSZEWSKI JOHN D
4 granted patents·2 pending applications·29 citations·filing 2005–2010
73Inventor score
Top patents by PatentIndex Score
6 records- 0183US8281570B2Reducing agent injector having purge heaterGIERSZEWSKI JOHN D·Filed 2007·Granted Oct 9, 2012·16 cites·15 claims
- 0281US8342206B2Dual butterfly control valve and method of useCATERPILLAR INC·Filed 2010·Granted Jan 1, 2013·6 cites·20 claims
- 0367US7552584B2Common engine and exhaust treatment fuel systemCATERPILLAR INC·Filed 2007·Granted Jun 30, 2009·5 cites·19 claims
- 0456US8046988B2System having multiple valves operated by common controllerCATERPILLAR INC·Filed 2006·Granted Nov 1, 2011·2 cites·23 claims
- 0539US2008035187A1Fuel supply component cleaning systemBROWN CORY ANDREW·Filed 2006·Application pending·0 cites
- 0634US2007068146A1Exhaust treatment system having hydraulically-actuated air valveCATERPILLAR INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →