Francois Grasdepot

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for measuring spectral absorption in a body and device therefor
- Patent number 6,559,945
- Issue date May 6, 2003
- Schlumberger Resource Management Services, Inc.
- François Grasdepot
- G01 - MEASURING TESTING
Information Patent Grant
Method for wavelength calibration of an electromagnetic radiation f...
- Patent number 6,420,695
- Issue date Jul 16, 2002
- Schlumberger Industries, S.A.
- François Grasdepot
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining the absorption of electromagne...
- Patent number 5,506,685
- Issue date Apr 9, 1996
- Schlumberger Industries, S.A.
- Francois Grasdepot
- G01 - MEASURING TESTING
Information Patent Grant
Optical pressure sensor and a method and apparatus for making such...
- Patent number 5,009,107
- Issue date Apr 23, 1991
- Schlumberger Industries
- Francois Grasdepot
- G01 - MEASURING TESTING
Information Patent Grant
Device for optical-cable transport and combination of light images
- Patent number 4,735,473
- Issue date Apr 5, 1988
- Thomson-CSF
- Jean B. Migozzi
- G02 - OPTICS