33 Utility Patents
#134 in Hitachi
#16,883 in Japan
#79,042 in the World
Forward Citations = 367
Company Filing History:

Mitsubishi Hitachi Power Systems, Ltd.

4. 4 out of 1,640
Hitachi Chemical Company, Ltd.
5. 1 out of 221
Mitsubishi Power, Ltd.
where one patent can have more than one assignee
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