Inventor

JANSEN JOHANN

NL4 patents

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

DIDIER ENG

2 patents

US4751212AJun 14, 1988

Process for the manufacture of a catalyst for the reduction of nitrogen oxides in exhaust gases

DIDIER ENG9 citations71

US4746483AMay 24, 1988

Process for the manufacture of catalyst molding

DIDIER ENG2 citations58

SCHMIDT ALFRED ING GMBH

1 patent

US4843744AJul 4, 1989

Snowplow

SCHMIDT ALFRED ING GMBH63 citations91

DIDIER WERKE AG

1 patent

US4695559ASep 22, 1987

Catalyst for the selective reduction of nitrogen oxides in waste gases and process for the manufacture of such a catalyst

DIDIER WERKE AG6 citations59