Axel S. Pfeffer

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Elevator control system with sleep monitor
- Patent number 9,376,289
- Issue date Jun 28, 2016
- Otis Elevator Company
- Peter Herkel
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Brake lining monitoring device and method
- Patent number 7,328,607
- Issue date Feb 12, 2008
- Otis Elevator Company
- Axel Pfeffer
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Elevator Control Systems
- Publication number 20130270045
- Publication date Oct 17, 2013
- Otis Elevator Company
- Peter Herkel
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Brake lining monitoring device and method
- Publication number 20050109090
- Publication date May 26, 2005
- Axel Pfeffer
- B60 - VEHICLES IN GENERAL