6 Utility Patents
#11 in Gross-Gerau
#42,210 in Germany
#680,230 in the World
Forward Citations = 55
Company Filing History:
Sigri Gmbh

Sigri Great Lakes Carbon Gmbh
4. 1 out of 23
Sigri Elektrographit Gmbh
5. 1 out of 4
Sigri Elektrographit Gesellschaft MIT Beschrankter Haftung
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