Kay Koester

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Fredersdorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Light signal
- Patent number 10,525,992
- Issue date Jan 7, 2020
- Siemens Mobility GmbH
- Rolf Eckl
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light Signal
- Patent number 10,328,958
- Issue date Jun 25, 2019
- Siemens Mobility GmbH
- Rolf Eckl
- B61 - RAILWAYS
Information Patent Grant
Circuit arrangement for revealing light signal errors
- Patent number 9,656,681
- Issue date May 23, 2017
- Siemens Aktiengesellschaft
- Rolf Eckl
- B61 - RAILWAYS
Information Patent Grant
Method and apparatus for revealing errors in the case of a light si...
- Patent number 9,562,952
- Issue date Feb 7, 2017
- Siemens Aktiengesellschaft
- Rolf Eckl
- B61 - RAILWAYS
Information Patent Grant
Light signal
- Patent number 8,702,282
- Issue date Apr 22, 2014
- Siemens Aktiengesellschaft
- Joerg Birkholz
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Light Signal
- Publication number 20180265105
- Publication date Sep 20, 2018
- Siemens Aktiengesellschaft
- ROLF ECKL
- B61 - RAILWAYS
Information Patent Application
Light Signal
- Publication number 20180009453
- Publication date Jan 11, 2018
- Siemens Aktiengesellschaft
- ROLF ECKL
- B61 - RAILWAYS
Information Patent Application
Method and apparatus for revealing errors in the case of a light si...
- Publication number 20150309124
- Publication date Oct 29, 2015
- SIEMENS AKTIENGESELLSCHAFT
- ROLF ECKL
- G01 - MEASURING TESTING
Information Patent Application
CIRCUIT ARRANGEMENT FOR REVEALING LIGHT SIGNAL ERRORS
- Publication number 20150298713
- Publication date Oct 22, 2015
- SIEMENS AKTIENGESELLSCHAFT
- Rolf Eckl
- B61 - RAILWAYS
Information Patent Application
LIGHT SIGNAL
- Publication number 20120162997
- Publication date Jun 28, 2012
- Siemens Aktiengesellschaft
- Joerg Birkholz
- B61 - RAILWAYS