18 Utility Patents
#1 in Stockheim
#9,788 in Germany
#186,885 in the World
Forward Citations = 144
Company Filing History:
Wintershall Aktiengesellschaft
Gesellschaft Fur Biotechnologische Forschung Gmbh
Degussa Aktiengesellschaft
4. 1 out of 6,662

5. 1 out of 32
Gesellschaft Fur Biotechnologische Forschung Mbh (gbf)
where one patent can have more than one assignee
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