Détention brevets de la classe G01V 5/08

Brevets de cette classe: 222

Historique des publications depuis 10 ans

21
21
11
15
9
5
5
6
4
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
Schlumberger Technology Corporation
11013
55
Halliburton Energy Services, Inc.
21015
38
Baker Hughes Incorporated
5183
22
Schlumberger Canada Limited
7416
11
Schlumberger Technology B.v.
5215
11
Services Petroliers Schlumberger
5872
11
Baker Hughes Oilfield Operations, LLC
2378
7
Schlumberger Holdings Limited
2793
5
Prad Research and Development Limited
2688
5
General Electric Company
13858
3
Visuray Intech Ltd (BVI)
25
3
Baker Hughes, a GE Company, LLC
2107
3
Schlumberger Norge AS
73
2
Chevron U.S.A. Inc.
4013
2
Weatherford Technology Holdings, LLC
2027
2
GE Energy Oilfield Technology, Inc.
19
2
Saudi Arabian Oil Company
13600
2
Scientific Drilling International, Inc.
168
2
Welltec AS
300
2
Landmark Graphics Corporation
1517
1
Autres propriétaires 33