Détention brevets de la classe F17D 1/16

Brevets de cette classe: 198

Historique des publications depuis 10 ans

16
15
10
16
14
12
12
16
7
1
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Propriétaires principaux

Proprétaire
Total
Cette classe
LiquidPower Specialty Products, Inc.
73
22
Saudi Arabian Oil Company
11322
9
Chevron U.S.A. Inc.
3774
8
Chevron Oronite Company LLC
551
7
Commonwealth Scientific and Industrial Research Organisation
1652
5
ConocoPhillips Company
1657
4
Ecolab USA Inc.
5190
4
Baker Hughes Holdings LLC
3060
4
Championx USA Inc.
250
4
Baker Hughes Incorporated
5689
3
Halliburton Energy Services, Inc.
20165
3
Aramco Services Company
3504
3
BP Exploration Operating Company Limited
270
3
King Fahd University of Petroleum & Minerals
147
3
SunCor Energy Inc.
838
3
Temple University of the Commonwealth System of Higher Education
583
3
Vetco Gray Scandinavia AS
177
3
Baker Hughes Oilfield Operations, LLC
1885
3
Iris Tech, Inc.
13
3
Schlumberger Norge AS
76
2
Autres propriétaires 99