Détention brevets de la classe F04F 1/20

Brevets de cette classe: 37

Historique des publications depuis 10 ans

0
4
2
6
6
7
4
0
2
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Natural Ocean Well Co.
26
6
LiftRock LLC
9
5
Q.E.D. Environmental Systems, Inc.
90
3
Source Rock Energy Partners Inc.
11
2
Sam and Gail LLC
3
2
Schlumberger Technology Corporation
11326
1
1497690 Alberta Ltd.
2
1
Coldharbour Marine Limited
5
1
Her Majesty The Queen in Right of Canada AS represented by The Minister of Natural Resources Canada
51
1
MODEC, Inc.
25
1
National University Corporation Kobe University
543
1
PCS Ferguson, Inc.
20
1
Petroleo Brasileiro S.A. - Petrobras
915
1
Raise Production Inc.
11
1
University of Guelph
372
1
West Virginia University Board of Governors on Behalf of West Virginia University
165
1
Cleantek Industries Inc.
23
1
Ducon - Becker Service Technology
3
1
Bontech Pty Ltd
1
1
Energybooster AB
3
1
Autres propriétaires 4