Kevin Koelling

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Weimar, DE

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement and method for checking optical diffraction structures...
- Patent number 7,345,747
- Issue date Mar 18, 2008
- Cross Match Technologies GmbH
- Juergen Hillmann
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Arrangement and method for checking optical diffraction structures...
- Publication number 20050237616
- Publication date Oct 27, 2005
- Smiths Heimann Biometrics GmbH
- Juergen Hillmann
- G07 - CHECKING-DEVICES