Wolfgang Lutz Zemke

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Elevator regenerative drive including an air core inductor
- Patent number 8,827,042
- Issue date Sep 9, 2014
- Otis Elevator Company
- Wolfgang Lutz Zemke
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Elevator drive fault detector
- Patent number 5,765,664
- Issue date Jun 16, 1998
- Otis Elevator Company
- Peter Herkel
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
ELEVATOR REGENERATIVE DRIVE INCLUDING AN AIR CORE INDUCTOR
- Publication number 20120000730
- Publication date Jan 5, 2012
- Wolfgang Lutz Zemke
- B60 - VEHICLES IN GENERAL