18 Utility Patents
#7,927 in Tokyo
#40,952 in Japan
#186,885 in the World
Forward Citations = 20
Company Filing History:
Hitachi, Ltd.
Nippon Steel & Sumitomo Metal Corporation
Nippon Steel Corporation
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#7,927 in Tokyo
#40,952 in Japan
#186,885 in the World
Company Filing History:
Get your Inventor Badge Today