24 Utility Patents
#5,680 in Tokyo
#27,957 in Japan
#129,648 in the World
Forward Citations = 24
Company Filing History:
Nippon Steel Corporation
Nippon Steel & Sumitomo Metal Corporation

4. 1 out of 162

5. 1 out of 12
Haier Asia Co., Ltd.
where one patent can have more than one assignee
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