Langenfeld
Germany
5
2012-06-28
The entities that hold a legal rights for patent applications filed by inventor Imhäuser Ralf:
Ralf Imhäuser from Langenfeld, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
POSITION MARKING FOR IDENTIFYING A SURFACE REGION AND METHOD FOR IDENTIFYING/AUTHENTICATING ON THE BASIS OF THE MARKED SURFACE REGION
#2 | 2012-06-07IDENTIFICATION AND/OR AUTHENTICATION OF ARTICLES BY MEANS OF THEIR SURFACE PROPERTIES
#3 | 2012-05-17OPTICAL SENSOR FOR IDENTIFYING AND/OR AUTHENTICATING OBJECTS
#4 | 2011-07-21Optical Sensor
#5 | 2011-01-27SECURITY ELEMENT
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