71 Utility and 7 Design Patents
#843 in Tokyo
#3,587 in Japan
#19,335 in the World
rank by utility patentsForward Citations = 2,354
Company Filing History:

Nippon Steel Corporation

Asm IP Holding B.v.


4. 5 out of 1,098
Nippon Steel & Sumitomo Metal Corporation
5. 3 out of 7,498

where one patent can have more than one assignee
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