29 Utility Patents
#332 in Saitama 343-0827
#20,822 in Japan
#97,089 in the World
Forward Citations = 28
Company Filing History:
Mitsui Mining & Smelting Company, Ltd.

where one patent can have more than one assignee
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#332 in Saitama 343-0827
#20,822 in Japan
#97,089 in the World
Company Filing History:

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