Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7584043 | Resynchronization of temporally acquired engine signals | Christian Grouffal | 2009-09-01 |
| 6553316 | Method and system for synchronizing elements of a seismic device using a standard transmission network and an external time reference | Renate Bary, Michel Guion | 2003-04-22 |
| 6253156 | Synchronized seismic signal acquisition method and device | Van Bui-Tran, Thi Thu Hang Nguyen | 2001-06-26 |
| 6070129 | Method and system for transmitting seismic data to a remote collection station | Christian Grouffal, Renate Bary | 2000-05-30 |
| 5276655 | Method and device for simplifying the localization of a subsurface zone within the scope of a seismic exploration | Joseph Rialan, Christian Grouffal | 1994-01-04 |
| 5245647 | Method and device for synchronizing on an outside event the sampling of measuring signals through a digitizing assembly of the oversampling type | Christian Grouffal | 1993-09-14 |
| 4979152 | Device for transmitting signals by radio and cable between a central control and recording system and data acquisition devices | Joseph Rialan | 1990-12-18 |
| 4897821 | Method and device for initializing data, and particularly seismic data, acquisition apparatus | Joseph Rialan | 1990-01-30 |
| 4815044 | Seismic signal transmission system using relay radios | Bernard-Andre Deconinck, Andre Oliveres, Joseph Rialan | 1989-03-21 |
| 4628494 | Method for the remote control of signal acquisition devices by means of a narrow passband transmission channel and a device for the implementation of the method | Joseph Rialan | 1986-12-09 |
| 4583206 | Device for the sequential transmission of signals by radio or by cable, between a central control system and data acquisition apparatuses | Joseph Rialan, Bernard-Andre Deconinck | 1986-04-15 |