Inventor
JANSSEN SYLVAIN
FR14 patents
⚠️ This page may combine multiple inventors who share the name “JANSSEN SYLVAIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER IND SA
10 patentsUS5878790AMar 9, 1999
Recovery system for recovering hydrocarbon vapor and offering improved stability
SCHLUMBERGER IND SA38 citations92
US4899046AFeb 6, 1990
Optical sensor of physical magnitude
SCHLUMBERGER IND SA49 citations91
US4978374ADec 18, 1990
Liquid hydrocarbon delivery means including means for monitoring gas content
SCHLUMBERGER IND SA15 citations73
US5465606ANov 14, 1995
System for measuring the efficiency of hydrocarbon vapor recovery installations used in gas stations
SCHLUMBERGER IND SA8 citations71
US5337797AAug 16, 1994
Hydrocarbon dispenser nozzle
SCHLUMBERGER IND SA15 citations68
US5339685AAug 23, 1994
Positive-displacement fluid flow-measuring system
SCHLUMBERGER IND SA4 citations61
US5437183AAug 1, 1995
Method and apparatus for measuring the volumetric efficiency of systems for recovering hydrocarbon vapor
SCHLUMBERGER IND SA4 citations60
US5222532AJun 29, 1993
Device for dispensing hydrocarbons with vapor recovery
SCHLUMBERGER IND SA6 citations59
US4958996ASep 25, 1990
Rotary device having inter-engaging internal and external teeth
SCHLUMBERGER IND SA3 citations53
US5232131AAug 3, 1993
Fuel-dispensing nozzle for dispensing hydrocarbon fuel
SCHLUMBERGER IND SA0 citations34