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
14
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Halliburton Energy Services, Inc.
21247
325
Schlumberger Technology Corporation
11574
88
Schlumberger Canada Limited
7590
76
Schlumberger Technology B.v.
5285
70
Services Petroliers Schlumberger
5999
70
Baker Hughes Incorporated
5026
63
Schlumberger Holdings Limited
2728
44
Prad Research and Development Limited
2679
43
Saudi Arabian Oil Company
13953
41
Baker Hughes, a GE Company, LLC
2092
27
Scientific Drilling International, Inc.
171
14
Well Resolutions Technology
39
14
Baker Hughes Oilfield Operations, LLC
2478
9
Board of Regents, The University of Texas System
6067
8
CARBO Ceramics Inc.
174
8
William Marsh Rice University
1059
7
Baker Hughes Holdings LLC
2988
7
Fleet Space Technologies Pty Ltd
39
7
Bench Tree Group, LLC
66
6
ConocoPhillips Company
1697
6
Autres propriétaires 180