11 Utility and 1 Design Patents
#71 in Biberach
#20,619 in Germany
#362,338 in the World
rank by utility patentsForward Citations = 260
Company Filing History:

Kaltenbach & Voigt Gmbh
Duerr Dental Ag
4. 1 out of 1
DÜrr Dental
5. 1 out of 1
Dürr Dental Ag
where one patent can have more than one assignee
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