Inventor

PRIGENT MICHEL

FR16 patents

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

PRO CATALYSE

11 patents

US4492769AJan 8, 1985

Pollution control catalyst for internal combustion engine exhaust system/catalytic converter and process for its preparation

PRO CATALYSE149 citations98

US4621071ANov 4, 1986

Composite catalyst for treatment of vehicular exhaust gases and process for the preparation of the catalyst

PRO CATALYSE58 citations96

US4492770AJan 8, 1985

Catalyst and use thereof in treating internal combustion engine exhaust gases

PRO CATALYSE62 citations96

US4426319AJan 17, 1984

Catalyst for treatment of exhaust gases from internal combustion engines

PRO CATALYSE53 citations96

US4581343AApr 8, 1986

Process for the preparation of a pollution control catalyst for internal combustion engine exhaust system/catalytic converter

PRO CATALYSE79 citations94

US4931419AJun 5, 1990

Catalyst for the conversion of vehicular exhaust gases and process for preparing the catalyst

PRO CATALYSE73 citations92

US4680282AJul 14, 1987

Pollution control catalyst for internal combustion engine exhaust gases and process for producing it

PRO CATALYSE28 citations92

US4985387AJan 15, 1991

Catalyst supports/catalysts for the treatment of vehicular exhaust gases

PRO CATALYSE38 citations91

US5053378AOct 1, 1991

Multi-purpose catalysts for vehicular catalytic converters

PRO CATALYSE20 citations81

US4378307AMar 29, 1983

Pollution control catalyst for internal combustion engine exhaust system/catalytic converter

PRO CATALYSE27 citations80

US5124304AJun 23, 1992

Multi-purpose catalyst for vehicular catalytics converters

PRO CATALYSE7 citations72

INST FRANCAIS DU PETROLE

5 patents

US5413984AMay 9, 1995

Method for preparing multi-metal catalysts

INST FRANCAIS DU PETROLE56 citations94

US5051392ASep 24, 1991

Multifunctional catalyst for treating exhaust fumes from internal combustion engines, containing uranium, at least one uranium promotor and at least one precious metal, and its preparation

INST FRANCAIS DU PETROLE29 citations92

US4457895AJul 3, 1984

Catalytic muffler for purifying the exhaust gases of an internal combustion engine

INST FRANCAIS DU PETROLE36 citations92

US5386696AFeb 7, 1995

Exhaust manifold with catalytic wall for internal-combustion engines

INST FRANCAIS DU PETROLE13 citations69

US4363707ADec 14, 1982

Activated nickel-containing electrode and its use particularly for water electrolysis

INST FRANCAIS DU PETROLE15 citations66