7 Utility Patents
#6,489 in Yokohama
#119,357 in Japan
#574,846 in the World
Forward Citations = 339
Company Filing History:
Hitachi, Ltd.

Hitachi Electronics Co., Ltd.
4. 2 out of 11
Hitachi Electronics, Ltd.
5. 1 out of 2
Nippon Noso Kyokai
where one patent can have more than one assignee
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