Inventor

DUMAS JEAN-CLAUDE

FR8 patents

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

ALSTHOM SA

2 patents

US4907645AMar 13, 1990

Device for ventilating rheostats and/or fluid radiators in a locomotive

ALSTHOM SA36 citations87

US4850652AJul 25, 1989

Feed circuit for railway braking systems

ALSTHOM SA7 citations69

ALSTHOM

1 patent

US4840221AJun 20, 1989

Device for ventilating rheostats and/or fluid radiators in a locomotive

ALSTHOM26 citations87

PARC CLINIQUE DU

1 patent

US4576606AMar 18, 1986

Implantable blood pump

PARC CLINIQUE DU31 citations85

PETROLES CIE FRANCAISE

1 patent

US4254478AMar 3, 1981

Measurement of distance using ultrasonic signals

PETROLES CIE FRANCAISE25 citations80

GLORIA SA

1 patent

US4354096AOct 12, 1982

Heating elements and thermostats for use in the breeding of fish for aquaria

GLORIA SA19 citations77

ALSTHOM CGEE

1 patent

US4081189AMar 28, 1978

Sectional iron for articulated fitting, more particularly for a vehicle body structure

ALSTHOM CGEE7 citations72

CLINIQUE RESIDENCE PARC

1 patent

US5271746ADec 21, 1993

Implantable blood pump with inextensible deformable closed bag

CLINIQUE RESIDENCE PARC12 citations65