Détention brevets de la classe G01V 11/00

Brevets de cette classe: 2099

Historique des publications depuis 10 ans

184
171
129
135
130
99
65
85
73
25
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Halliburton Energy Services, Inc.
21230
209
Schlumberger Technology Corporation
11522
176
Saudi Arabian Oil Company
13948
152
Schlumberger Canada Limited
7564
105
Services Petroliers Schlumberger
5979
86
Schlumberger Technology B.v.
5269
68
Baker Hughes Incorporated
5038
57
Schlumberger Holdings Limited
2733
53
Chevron U.S.A. Inc.
4094
53
ExxonMobil Upstream Research Company
2334
53
Prad Research and Development Limited
2679
48
Aramco Services Company
4162
42
Landmark Graphics Corporation
1509
31
Baker Hughes, a GE Company, LLC
2093
24
Geoquest Systems B.V.
849
19
Baker Hughes Oilfield Operations, LLC
2464
17
Keep Technologies, Inc.
23
17
Denso Corporation
25261
13
Statoil Petroleum AS
475
12
PGS Geophysical AS
528
11
Autres propriétaires 853