30 Utility Patents
#201 in Hachioji
#19,030 in Japan
#87,059 in the World
Forward Citations = 305
Company Filing History:
Hitachi, Ltd.
4. 1 out of 1
Hitachi Denshi Kabushiki Kaisha & Hitachi
5. 1 out of 1
Hitchi Electronics Ltd.
where one patent can have more than one assignee
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