19 Utility Patents
#256 in Hitachinaka
#39,195 in Japan
#181,132 in the World
Forward Citations = 315
Company Filing History:

Hitachi Haramachi Electronics Co., Ltd.
Other
4. 1 out of 45
Hitachi Power Semiconductor Device, Ltd.
5. 1 out of 9
Hitchi, Ltd.
where one patent can have more than one assignee
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