RV

Robert De Vanssay

SS Schlumberger Industires, S.A.: 2 patents #53 of 272Top 20%
📍 Savigny-sur-Orge, FR: #34 of 122 inventorsTop 30%
Overall (All Time): #2,226,084 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6226598 Method of measuring the propagation time of a sound signal in a fluid by means of a zero-crossing of said sound signal Jerome Juillard 2001-05-01
6003385 Ultrasound apparatus for measuring the flow speed of a fluid Jean Simon, Alain Bazin, Lionel Beneteau 1999-12-21