10 Utility Patents
#75 in Matsudo
#83,685 in Japan
#390,207 in the World
Forward Citations = 48
Company Filing History:
Hitachi Powdered Metals Co., Ltd.


4. 2 out of 13,221

5. 1 out of 1,267
Hitachi Koki Co., Ltd.
where one patent can have more than one assignee
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