Intellectual Property

ESG has a long history of dedication to research and innovation.  In 2013, ESG was awarded US patent 8,605,544 for its proprietary Hybrid™ passive seismic deployment strategy.  The Hybrid™ Seismic Sensor Network combines the use of high frequency and low frequency passive seismic sensors in borehole and near-surface arrays to accurately monitor induced seismicity from -3 to +3 in moment magnitude. ESG currently holds 4 patents with another 4 pending.  Spectraseis holds 10 patents. 

ESG Patents:

Patent NumbersPatent TitleProducts/Services

US 8,605,544
CA 2,791,982

Hybrid Seismic Sensor NetworkHybrid® Microseismic Monitoring Services

CA 2,815,906
US 9,880,302

Identifying Reservoir Drainage Patterns from Microseismic DataSMTI Production Suite™ Advanced Microseismic Analysis Services
US 9,366,552
CA 2,804,224
Sealed Sensor Assembly

ESG Downhole Microseismic Monitoring using the following sensors:

CA 2,743,611
CA 2,779,996
US 10,329,888
Methods and Systems for Monitoring and Modeling Hydraulic Fracturing of a Reservoir FieldSMTI Production Suite™ Advanced Microseismic Analysis Services


Spectraseis Patents:

Patent NumberPatent TitleProducts/Services
US 7,676,326VH Reservoir MappingSpectraseis Surface Fracture Mapping
7,729,862Frequency Autonormalization Reservoir MappingSpectraseis Surface Fracture Mapping
US 7,675,815
US 8,068,384
US 8,451,685
Time Reverse Reservoir LocalizationSpectraseis Surface Fracture Mapping
US 8,179,740Time Reverse Reservoir Localization with Borehole DataSpectraseis Surface Fracture Mapping
CA 2,750253Time Reverse Imaging Operators for Source LocationSpectraseis Surface Fracture Mapping