Détention brevets de la classe G01V 5/08

Brevets de cette classe: 222

Historique des publications depuis 10 ans

23
12
18
9
5
5
7
4
3
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Schlumberger Technology Corporation
11549
55
Halliburton Energy Services, Inc.
21242
38
Baker Hughes Incorporated
5033
21
Schlumberger Canada Limited
7571
11
Schlumberger Technology B.v.
5270
11
Services Petroliers Schlumberger
5981
11
Baker Hughes Oilfield Operations, LLC
2472
7
Schlumberger Holdings Limited
2730
5
Prad Research and Development Limited
2679
5
General Electric Company
13816
3
Visuray Technology Ltd
23
3
Baker Hughes, a GE Company, LLC
2092
3
Schlumberger Norge AS
73
2
Chevron U.S.A. Inc.
4103
2
Weatherford Technology Holdings, LLC
2074
2
GE Energy Oilfield Technology, Inc.
19
2
Saudi Arabian Oil Company
13949
2
Scientific Drilling International, Inc.
171
2
Welltec AS
310
2
Landmark Graphics Corporation
1509
1
Autres propriétaires 34