18 Utility Patents
#2 in Wohlen
#1,476 in Switzerland
#194,568 in the World
Forward Citations = 111
Company Filing History:
Von Roll Umwelttechnik Ag


4. 2 out of 20
Holderbank Financiere Glarus Ag
5. 1 out of 832,448 patents
Other
where one patent can have more than one assignee
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