JM

Jean-Claude Marchand

IP Institut Francais Du Petrole: 1 patents #889 of 1,676Top 55%
SS Societe Anonyme De Telecommunications - Sat: 1 patents #44 of 133Top 35%
📍 Le Puy-en-Velay, FR: #14 of 92 inventorsTop 20%
Overall (All Time): #1,275,166 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6185985 Process and device for measuring physical characteristics of a porous sample by centrifugal displacement of fluids Marc Fleury, Philippe Poulain, Gabriel Ringot 2001-02-13
4874328 Connection device for the mechanical and electrical connection of a multi-conductor cable to a well probe Jean-Claude Le Dall 1989-10-17
4531398 Calibration system for gas analyzers Dominique Di Benedetto 1985-07-30
4355206 Ringing control device Renato Israel, Jean-Louis Lavoisard 1982-10-19