Détention brevets de la classe G01V 3/34

Brevets de cette classe: 387

Historique des publications depuis 10 ans

17
23
37
33
29
34
17
11
8
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
Halliburton Energy Services, Inc.
20862
95
Schlumberger Technology Corporation
10673
40
Baker Hughes Incorporated
5273
36
Schlumberger Canada Limited
7283
22
Schlumberger Technology B.v.
5164
22
Services Petroliers Schlumberger
5775
22
Schlumberger Holdings Limited
2834
14
Prad Research and Development Limited
2693
13
Saudi Arabian Oil Company
12997
13
Well Resolutions Technology
38
11
Baker Hughes, a GE Company, LLC
2113
8
Merlin Technology, Inc.
161
7
Baker Hughes Oilfield Operations, LLC
2289
6
Smith International, Inc.
719
4
Chevron U.S.A. Inc.
3945
3
Expro North Sea Limited
231
3
Board of Regents, The University of Texas System
5772
2
CGG Services SA
417
2
CMTE Development Limited
39
2
Evolution Engineering Inc.
301
2
Autres propriétaires 60