Détention brevets de la classe F17D 1/16

Brevets de cette classe: 193

Historique des publications depuis 10 ans

15
10
16
14
12
12
17
8
4
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
LiquidPower Specialty Products, Inc.
67
20
Chevron U.S.A. Inc.
3904
9
Saudi Arabian Oil Company
12761
9
Chevron Oronite Company LLC
569
7
Commonwealth Scientific and Industrial Research Organisation
1637
4
ConocoPhillips Company
1668
4
Ecolab USA Inc.
5431
4
Championx USA Inc.
186
4
Aramco Services Company
3892
3
BP Exploration Operating Company Limited
265
3
King Fahd University of Petroleum & Minerals
173
3
SunCor Energy Inc.
731
3
Vetco Gray Scandinavia AS
173
3
Baker Hughes Oilfield Operations, LLC
2236
3
Baker Hughes Holdings LLC
3015
3
Iris Tech, Inc.
19
3
Schlumberger Norge AS
73
2
Baker Hughes Incorporated
5301
2
Halliburton Energy Services, Inc.
20672
2
Massachusetts Institute of Technology
9967
2
Autres propriétaires 100