Francis Drossaert

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London, GB

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Patents Grantslast 30 patents

Information Patent Grant
Methods and systems to operate marine sources to avoid air in water...
- Patent number 10,234,578
- Issue date Mar 19, 2019
- PGS Geophysical AS
- Gregg Parkes
- G01 - MEASURING TESTING
Information Patent Grant
Time-efficient tests to detect air gun faults
- Patent number 9,482,766
- Issue date Nov 1, 2016
- PGS Geophysical AS
- Gregg Parkes
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND SYSTEMS TO OPERATE MARINE SOURCES TO AVOID AIR IN WATER...
- Publication number 20160047922
- Publication date Feb 18, 2016
- PGS GEOPHYSICAL AS
- Gregg Parkes
- G01 - MEASURING TESTING
Information Patent Application
TIME-EFFICIENT TESTS TO DETECT AIR GUN FAULTS
- Publication number 20140340983
- Publication date Nov 20, 2014
- PGS Geophysical AS
- Gregg Parkes
- G01 - MEASURING TESTING