7 Utility Patents
#293 in Wakayama
#121,668 in Japan
#597,499 in the World
Forward Citations = 12
Company Filing History:
Sumitomo Metal Industries, Inc.
Nippon Steel & Sumitomo Metal Corporation
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#293 in Wakayama
#121,668 in Japan
#597,499 in the World
Company Filing History:
Get your Inventor Badge Today