32 Utility Patents
#5 in Yamanashi-ken
#17,114 in Japan
#79,131 in the World
Forward Citations = 232
Company Filing History:
Mitsui Kinzoku Kogyo Kabushiki Kaisha
Mitsui Mining & Smelting Company, Ltd.

4. 1 out of 11
Igarashi Electric Works Ltd.
5. 1 out of 1
Mitsu Kinzoku Act Corporation
where one patent can have more than one assignee
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