Granted Patent
Utility
US 5,757,720 · App. 08/787,815
Processing method for calibrating a hydrophone-geophone sensor pair, and a seismic prospecting method implementing the processing
Inventor:
Robert Soubaras
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Jan 22, 1997
Inventor
Robert Soubaras
Assignee (at issue)
Compagnie Generale de Geophysique
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.