Détention brevets de la classe F04F 1/20

Brevets de cette classe: 35

Historique des publications depuis 10 ans

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0
4
3
7
7
9
4
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1
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Propriétaires principaux

Proprétaire
Total
Cette classe
Natural Ocean Well Co.
27
6
LiftRock LLC
8
5
Q.E.D. Environmental Systems, Inc.
95
2
Source Rock Energy Partners Inc.
11
2
Sam and Gail LLC
3
2
Schlumberger Technology Corporation
10284
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
87
1
MODEC, Inc.
20
1
National University Corporation Kobe University
499
1
PCS Ferguson, Inc.
22
1
Petroleo Brasileiro S.A. - Petrobras
783
1
Raise Production Inc.
11
1
University of Guelph
349
1
Cleantek Industries Inc.
30
1
Ducon - Becker Service Technology
3
1
Creamer, Reginald D.
1
1
Bontech Pty Ltd
1
1
Energybooster AB
3
1
Autres propriétaires 3