13 Utility Patents
#227 in Scottsdale, AZ
#2,316 in Arizona
#147,495 in US
#296,503 in the World
Forward Citations = 67
Company Filing History:

Orion Engineered Carbons Gmbh

4. 1 out of 12
Evonik Carbon Black Gmbh
where one patent can have more than one assignee
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