53 Utility Patents
#2 in Witten
#1,408 in Germany
#34,000 in the World
Forward Citations = 722
Company Filing History:



4. 2 out of 222

5. 2 out of 133

where one patent can have more than one assignee
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#2 in Witten
#1,408 in Germany
#34,000 in the World
Company Filing History:





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