Détention brevets de la classe G01V 3/26

Brevets de cette classe: 1124

Historique des publications depuis 10 ans

93
119
140
75
54
41
23
30
12
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
Halliburton Energy Services, Inc.
20730
327
Schlumberger Technology Corporation
10608
85
Schlumberger Canada Limited
7222
78
Schlumberger Technology B.v.
5145
73
Services Petroliers Schlumberger
5749
73
Baker Hughes Incorporated
5295
63
Schlumberger Holdings Limited
2844
48
Prad Research and Development Limited
2695
43
Saudi Arabian Oil Company
12833
42
Baker Hughes, a GE Company, LLC
2115
27
Well Resolutions Technology
37
14
Scientific Drilling International, Inc.
167
13
Board of Regents, The University of Texas System
5745
8
CARBO Ceramics Inc.
239
8
Groundmetrics, Inc.
31
8
Baker Hughes Oilfield Operations, LLC
2259
8
William Marsh Rice University
999
7
Baker Hughes Holdings LLC
3011
7
Bench Tree Group, LLC
66
6
ConocoPhillips Company
1674
6
Autres propriétaires 180