Ralph Olav Elgesem

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Dover, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Deployable flexible flood mitigation device
- Patent number 9,303,423
- Issue date Apr 5, 2016
- ILC DOVER IP, INC.
- David Phillip Cadogan
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
DEPLOYABLE FLEXIBLE FLOOD MITIGATION DEVICE
- Publication number 20150096232
- Publication date Apr 9, 2015
- ILC DOVER LP
- David Phillip Cadogan
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING