49 Utility Patents
#53 in Hitachi
#8,102 in Japan
#40,013 in the World
Forward Citations = 203
Company Filing History:

Hitachi Chemical Company, Ltd.
Other
4. 1 out of 149
Hitachi Powdered Metals Co., Ltd.
5. 1 out of 17
Hiatchi, Ltd.
where one patent can have more than one assignee
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