Michel Valdois

Follow

Person

Cachan, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Pressure sensor useable in oil wells
- Patent number 5,024,098
- Issue date Jun 18, 1991
- Schlumberger Technology Corporation
- Luc Petitjean
- G01 - MEASURING TESTING
Information Patent Grant
Piezoelectric pressure and/or temperature transducer
- Patent number 4,547,691
- Issue date Oct 15, 1985
- Schlumberger Technology Corporation
- Michel Valdois
- G01 - MEASURING TESTING