Inventor

STEGER JOHN JOSEPH

US4 patents

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

BASF CATALYSTS LLC

3 patents

US7722829B2May 25, 2010

Pressure-balanced, catalyzed soot filter

BASF CATALYSTS LLC86 citations94

US7578285B2Aug 25, 2009

Hydrocarbon adsorption filter for air intake system evaporative emission control

BASF CATALYSTS LLC24 citations91

US7677226B2Mar 16, 2010

Hydrocarbon adsorption filter for air intake system evaporative emission control

BASF CATALYSTS LLC6 citations72

ENGELHARD CORP

1 patent

US6171556B1Jan 9, 2001

Method and apparatus for treating an engine exhaust gas stream

ENGELHARD CORP247 citations93