112 Utility Patents
#106 in Yokohama
#1,125 in Japan
#7,549 in the World
Forward Citations = 948
Company Filing History:


Hitachi Consumer Electronics Co., Ltd.
4. 8 out of 1,112
Hitachi Maxell, Limited
5. 1 out of 831,952 patents
Other
where one patent can have more than one assignee
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