Détention brevets de la classe G01V 3/26

Brevets de cette classe: 1113

Historique des publications depuis 10 ans

119
140
75
54
41
23
32
13
15
10
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Halliburton Energy Services, Inc.
21259
320
Schlumberger Technology Corporation
12016
90
Schlumberger Canada Limited
7629
77
Schlumberger Technology B.v.
5292
71
Services Petroliers Schlumberger
6036
71
Baker Hughes Incorporated
4852
62
Schlumberger Holdings Limited
2653
44
Prad Research and Development Limited
2639
43
Saudi Arabian Oil Company
14446
41
Baker Hughes, a GE Company, LLC
2022
27
Well Resolutions Technology
41
14
Scientific Drilling International, Inc.
175
13
Baker Hughes Oilfield Operations, LLC
2564
9
Board of Regents, The University of Texas System
6225
8
CARBO Ceramics Inc.
173
8
William Marsh Rice University
1085
7
Baker Hughes Holdings LLC
3013
7
Fleet Space Technologies Pty Ltd
39
7
Bench Tree Group, LLC
69
6
ConocoPhillips Company
1727
6
Autres propriétaires 182