8 Utility Patents
#5,861 in Yokohama
#105,167 in Japan
#499,816 in the World
Forward Citations = 86
Company Filing History:
Hitachi, Ltd.


4. 1 out of 236

where one patent can have more than one assignee
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#5,861 in Yokohama
#105,167 in Japan
#499,816 in the World
Company Filing History:



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