2 Utility and 4 Design Patents
#1 in Canal Winchester, OH
#2,438 in Ohio
#37,009 in US
rank by design patentsForward Citations = 85
Company Filing History:
Royal Building Products (usa) Inc.
The Crane Group Companies Limited
Crane Plastics Company LLC
4. 1 out of 10
Westlake Royal Building Products (usa) Inc.
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