22 Utility Patents
#25 in Kunitachi
#31,893 in Japan
#147,832 in the World
Forward Citations = 93
Company Filing History:

Hitachi Displays, Ltd.

4. 1 out of 1,222
Tokyo Ohka Kogyo Co., Ltd.
5. 1 out of 45
Hitachi Power Semiconductor Device, Ltd.
where one patent can have more than one assignee
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