Ocean Tech: Electromagnetic Sensing Home

Corporation	Patents and Published Applications Count
1. Schlumberger Technology Corporation	108
2. Petroleum Geo-services, Inc.	100
3. Inventor	93
4. Exxonmobil Research & Engineering Co.	50
5. Merlin Technology, Inc	40
6. Electromagnetic Geoservices As	31
7. United States of America	30
8. Seescan, Inc.	28
9. Saudi Arabian Oil Company	22
10. Halliburton Energy Services, Inc.	21

Corporation

Patents and Published Applications Count

1. Schlumberger Technology Corporation

108

2. Petroleum Geo-services, Inc.

100

3. Inventor

4. Exxonmobil Research & Engineering Co.

5. Merlin Technology, Inc

6. Electromagnetic Geoservices As

7. United States of America

8. Seescan, Inc.

9. Saudi Arabian Oil Company

10. Halliburton Energy Services, Inc.

Categorization and Classification	Patents and Published Applications
Applications-Aquatic	92
88 Reservoirs , 4 Gases
Applications-Terrestrial	229
164 Near-Surface e.g., Utilities/Ordnances/Roads , 28 Wells , 16 Reservoirs , 14 Fractures , 7 Minerals
Devices-Aquatic	89
59 Assemblies , 8 Cables , 7 Electrodes , 4 Fiber optic , 3 Antennas , 3 ROVs , 3 Streamers , 2 Buoys
Devices-Terrestrial	189
76 RADAR , 40 Drilling , 30 Construction , 25 Wells , 12 Antennas , 3 Multi-frequency , 3 ROVs
Methods-Aquatic	242
63 Noise , 46 Analysis, Modeling & Data Management , 19 Pose&Navigation , 18 Resistivity , 17 CSEM , 16 Multi-frequency , 12 Calibration & Synchronization , 12 Electromagnetic+Seismic , 10 Anisotropy , 10 Vertical , 9 Multiple Methods , 5 Electric+magnetic , 3 3D , 2 Continuous waveform
Methods-Terrestrial	163
56 Analysis, Modeling & Data Management , 38 Passive , 22 Calibration & Synchronization , 15 Resistivity , 12 Multiple Methods , 9 Low-frequency , 7 Noise , 4 Multi-frequency

Ocean Tech: Electromagnetic Sensing