33 Utility Patents
#175 in Chiba
#16,681 in Japan
#78,165 in the World
Forward Citations = 21
Company Filing History:

Mitsui Mining & Smelting Company, Ltd.

where one patent can have more than one assignee
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#175 in Chiba
#16,681 in Japan
#78,165 in the World
Company Filing History:


Get your Inventor Badge Today