Hendrik Dirk van Ettinger

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Al Den Haag (The Hague), NL

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for dampening waves in a wave pool using padde...
- Patent number 9,879,438
- Issue date Jan 30, 2018
- Thomas J. Lochtefeld
- E04 - BUILDING
Information Patent Grant
Method and apparatus for dampening waves in a wave pool
- Patent number 9,856,665
- Issue date Jan 2, 2018
- Thomas J. Lochtefeld
- E04 - BUILDING
Information Patent Grant
Method and apparatus for dampening waves in a wave pool
- Patent number 9,506,259
- Issue date Nov 29, 2016
- Thomas J. Lochtefeld
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR DAMPENING WAVES IN A WAVE POOL
- Publication number 20160273236
- Publication date Sep 22, 2016
- Thomas J. Lochtefeld
- E04 - BUILDING
Information Patent Application
METHOD AND APPARATUS FOR DAMPENING WAVES IN A WAVE POOL
- Publication number 20150107013
- Publication date Apr 23, 2015
- Thomas J. Lochtefeld
- E04 - BUILDING
Information Patent Application
METHOD AND APPARATUS FOR DAMPENING WAVES IN A WAVE POOL USING PADDE...
- Publication number 20150033465
- Publication date Feb 5, 2015
- Thomas J. Lochtefeld
- E04 - BUILDING