Inventor

MARCHAND JEAN-CLAUDE

FR4 patents

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

INST FRANCAIS DU PETROLE

1 patent

US6185985B1Feb 13, 2001

Process and device for measuring physical characteristics of a porous sample by centrifugal displacement of fluids

INST FRANCAIS DU PETROLE22 citations90

ARMINES

1 patent

US4531398AJul 30, 1985

Calibration system for gas analyzers

ARMINES28 citations84

INST FRANCAIS DU PETROLE ET GE

1 patent

US4874328AOct 17, 1989

Connection device for the mechanical and electrical connection of a multi-conductor cable to a well probe

INST FRANCAIS DU PETROLE ET GE12 citations65

TELECOMMUNICATIONS SA

1 patent

US4355206AOct 19, 1982

Ringing control device

TELECOMMUNICATIONS SA8 citations64