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Patents Grantslast 30 patents

Information Patent Grant
Modular variable-head hydroelectric energy conversion system
- Patent number 10,626,569
- Issue date Apr 21, 2020
- Littoral Power Systems, Inc.
- David Duquette
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method for controlling a water sluice gate drive for a water sluice...
- Patent number 9,758,940
- Issue date Sep 12, 2017
- Wobben Properties GmbH
- Andreas Janssen
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Adjustable weir for hydroelectric dam installations
- Patent number 9,217,233
- Issue date Dec 22, 2015
- Hans Christian Behm
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
3469404
- Patent number 3,469,404
- Issue date Sep 30, 1969
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
2598389
- Patent number 2,598,389
- Issue date May 27, 1952
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
2249586
- Patent number 2,249,586
- Issue date Jul 15, 1941
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
1776371
- Patent number 1,776,371
- Issue date Sep 23, 1930
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING