39 Utility Patents
#2,540 in Tokyo
#11,766 in Japan
#54,276 in the World
Forward Citations = 107
Company Filing History:
Hitachi, Ltd.
Other
4. 4 out of 377
Ps4 Luxco S.a.r.l.
5. 4 out of 35,833
where one patent can have more than one assignee
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