6 Utility and 14 Design Patents
#30 in Columbus, OH
#605 in Ohio
#8,661 in US
#15,245 in the World
rank by design patentsForward Citations = 689
Company Filing History:

Ohio Steel Industries, Inc.

4. 1 out of 832,627 patents
Other
5. 1 out of 672

where one patent can have more than one assignee
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