14 Utility Patents
#13 in Velbert
#14,741 in Germany
#270,802 in the World
Forward Citations = 282
Company Filing History:
S. Franzen Sohne (gmbh & Co.)

Franzen International, Inc.
4. 2 out of 142

5. 1 out of 97

where one patent can have more than one assignee
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