SJ

Sylvain Janssen

SS Schlumberger Industires, S.A.: 10 patents #2 of 272Top 1%
Schlumberger Technology: 2 patents #2,609 of 7,293Top 40%
📍 Neuilly, FR: #3 of 45 inventorsTop 7%
Overall (All Time): #357,385 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5902382 Degassing system for a hydrocarbon dispenser Jean-Pierre Campain, Bernard Dumont, Gerald Marcy 1999-05-11
5878790 Recovery system for recovering hydrocarbon vapor and offering improved stability 1999-03-09
5465606 System for measuring the efficiency of hydrocarbon vapor recovery installations used in gas stations Jean-Pierre Campain 1995-11-14
5437183 Method and apparatus for measuring the volumetric efficiency of systems for recovering hydrocarbon vapor Jean-Pierre Campain 1995-08-01
5339685 Positive-displacement fluid flow-measuring system Jacques Fournier, Jean-Pierre Campain 1994-08-23
5337797 Hydrocarbon dispenser nozzle Jacques Fournier, Claude Larmurier 1994-08-16
5232131 Fuel-dispensing nozzle for dispensing hydrocarbon fuel Jacques Fournier, Frans de laHaye 1993-08-03
5222532 Device for dispensing hydrocarbons with vapor recovery Jacques Fournier, Claude Fouinaud 1993-06-29
4978374 Liquid hydrocarbon delivery means including means for monitoring gas content Jacques Fournier 1990-12-18
4958996 Rotary device having inter-engaging internal and external teeth Claude Fouinaud, Gerard Lagarde 1990-09-25
4899046 Optical sensor of physical magnitude Oliver Wright 1990-02-06
4391145 Fluid-pressure responsive apparatus Jean Sequies 1983-07-05
4313317 Borehole logging tool cryostat Jean-Robert Tourret, Alain Zarudiansky, Roland Allesch 1982-02-02
4312192 Borehole logging tool cryostat Alain Zarudiansky, Jean-Robert Tourret 1982-01-26