6 Utility Patents
#25,201 in Tokyo
#139,573 in Japan
#695,828 in the World
Forward Citations = 16
Company Filing History:
Rikagaku Kenkyusho
Other
Nippon Steel Corporation
4. 1 out of 144
Taiyo Nippon Sanso Corporation
5. 1 out of 173
Nippon Steel Chemical Co., Ltd.
where one patent can have more than one assignee
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