15 Utility Patents
#410 in Hitachi
#53,292 in Japan
#247,890 in the World
Forward Citations = 86
Company Filing History:


Hitachi Mitsubishi Hydro Corporation
4. 1 out of 832,575 patents
Other
5. 1 out of 28
Hitachi Industrial Products, Ltd.
where one patent can have more than one assignee
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