18 Utility Patents
#383 in Wako
#41,914 in Japan
#194,383 in the World
Forward Citations = 156
Company Filing History:


Mitsui Mining & Smelting Company, Ltd.
where one patent can have more than one assignee
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#383 in Wako
#41,914 in Japan
#194,383 in the World
Company Filing History:


Get your Inventor Badge Today