Matthias Steffen

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Kirchbrak, DE

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Patents Grantslast 30 patents

Information Patent Grant
Passenger conveyor handrail having a gripping surface with a genera...
- Patent number 7,614,490
- Issue date Nov 10, 2009
- Otis Elevator Company
- John M. Milton-Benoit
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Detection of missing steps in an escalator or moving walk
- Patent number 5,096,040
- Issue date Mar 17, 1992
- Otis Elevator Company
- Gerald Wente
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Escalator handrail stop device
- Patent number 5,072,820
- Issue date Dec 17, 1991
- Otis Elevator Company
- Matthias Steffen
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Passenger Conveyor Handrail Having a Gripping Surface with a Genera...
- Publication number 20080202890
- Publication date Aug 28, 2008
- John M. Milton-Benoit
- B66 - HOISTING LIFTING HAULING