12 Utility Patents
#1 in Sainte-Euphemie
#5,092 in France
#326,297 in the World
Forward Citations = 11
Company Filing History:

Nippon Steel & Sumitomo Metal Corporation
Sumitomo Metal Industries, Inc.
4. 2 out of 3,512
Nippon Steel Corporation
5. 1 out of 61

where one patent can have more than one assignee
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