Inventor

KAUFFMAN JOHN JOSEPH

US4 patents

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

BASF CATALYSTS LLC

2 patents

US7531029B2May 12, 2009

Coated screen adsorption unit for controlling evaporative hydrocarbon emissions

BASF CATALYSTS LLC28 citations90

US7540904B2Jun 2, 2009

Hydrocarbon adsorption slurry washcoat formulation for use at low temperature

BASF CATALYSTS LLC12 citations82

BASF CORP

1 patent

US7753034B2Jul 13, 2010

Hydrocarbon adsorption method and device for controlling evaporative emissions from the fuel storage system of motor vehicles

BASF CORP43 citations90

ENGELHARD CORP

1 patent

US7278410B2Oct 9, 2007

Hydrocarbon adsorption trap for controlling evaporative emissions from EGR valves

ENGELHARD CORP11 citations82