Inventor · disambiguated record
Richard Ptak
Also filed as: PTAK RICHARD
2 granted patents·1 pending application·8 citations·filing 2006–2007
52Inventor score
Top patents by PatentIndex Score
3 records- 0163US7258112B1Reducing HC collection in a diesel particulate filter during failure in an engine cold start aidINT ENGINE INTELLECTUAL PROP·Filed 2006·Granted Aug 21, 2007·6 cites·17 claims
- 0241US8150576B2Engine glow plug diagnosis using crankshaft sensor dataPTAK RICHARD·Filed 2007·Granted Apr 3, 2012·2 cites·8 claims
- 0330US2009090099A1Late post-injection fueling strategy in a multi-cylinder diesel engine during regeneration of an exhaust after-treatment deviceINT ENGINE INTELLECTUAL PROP·Filed 2007·Application pending·0 cites
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