Guy Pignard

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Rueil-Malmaison, FR

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Patents Grantslast 30 patents

Information Patent Grant
Seismic prospecting method and device in wells allowing guided wave...
- Patent number 6,332,507
- Issue date Dec 25, 2001
- Institut Francais du Petrole
- Charles Naville
- G01 - MEASURING TESTING
Information Patent Grant
Seismic prospecting method and device using a drill bit working in...
- Patent number 5,372,207
- Issue date Dec 13, 1994
- Institut Francais du Petrole
- Charles Naville
- G01 - MEASURING TESTING