36 Utility Patents
#4 in Tokai-mura
#14,070 in Japan
#65,745 in the World
Forward Citations = 748
Company Filing History:
Hitachi Haramachi Electronics Co., Ltd.

4. 1 out of 1
Hitachi Material Engineering, Ltd.
5. 1 out of 2
Hitachi Engineering Service Co., Ltd.
where one patent can have more than one assignee
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