19 Utility Patents
#47 in Wakayama
#39,277 in Japan
#181,667 in the World
Forward Citations = 276
Company Filing History:


Nippon Kokan Kabushiki Kaisha
where one patent can have more than one assignee
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#47 in Wakayama
#39,277 in Japan
#181,667 in the World
Company Filing History:


Get your Inventor Badge Today