Houston, Texas
United States
3
2018-05-24
The entities that hold a legal rights for patent applications filed by inventor De Bruijn Gunnar Gerard:
Gunnar Gerard De Bruijn from Houston, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods of evaluating cement isolations and quality
#2 | 2018-03-15ZONAL COMMUNICATION AND METHODS OF EVALUATING ZONAL COMMUNICATION
#3 | 2017-01-05METHODS FOR MONITORING WELL CEMENTING OPERATIONS
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