28 Utility and 6 Design Patents
#6 in Parma, OH
#1,407 in Ohio
#50,626 in US
#98,005 in the World
rank by utility patentsForward Citations = 1,946
Company Filing History:

Gelcore, LLC
Graftech International Holdings Inc.
4. 4 out of 273

5. 2 out of 2,780

where one patent can have more than one assignee
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