23 Utility and 3 Design Patents
#2 in Neustadt/Wied
#6,718 in Germany
#136,624 in the World
rank by utility patentsForward Citations = 777
Company Filing History:

Betek Bergbau- Und Hartmetalltechnik Karl-heinz Simon Gmbh & Co. Kg
Wirtgen Gmbh Maschinenbau
4. 1 out of 1
Wirtgen Bmbh
where one patent can have more than one assignee
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