6 Utility Patents
#231 in Kashiwa
#137,033 in Japan
#670,791 in the World
Forward Citations = 47
Company Filing History:

Other

4. 1 out of 42,317
Hitachi, Ltd.
where one patent can have more than one assignee
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#231 in Kashiwa
#137,033 in Japan
#670,791 in the World
Company Filing History:


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