Inventor

PTAK RICHARD

US2 patents

⚠️ This page may combine multiple inventors who share the name “PTAK RICHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INT ENGINE INTELLECTUAL PROP

1 patent

US7258112B1Aug 21, 2007

Reducing HC collection in a diesel particulate filter during failure in an engine cold start aid

INT ENGINE INTELLECTUAL PROP6 citations57

PTAK RICHARD

1 patent

US8150576B2Apr 3, 2012

Engine glow plug diagnosis using crankshaft sensor data

PTAK RICHARD2 citations46