51 Utility Patents
#5 in Mitaka
#7,447 in Japan
#37,123 in the World
Forward Citations = 1,009
Company Filing History:

Hitachi Maxell, Limited
First Screening Co., Ltd.
4. 1 out of 832,540 patents
Other
5. 1 out of 44

where one patent can have more than one assignee
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