13 Utility Patents
#320 in Sagamihara
#63,300 in Japan
#296,119 in the World
Forward Citations = 247
Company Filing History:


Hitachi Computer Peripherals Co., Ltd.
4. 1 out of 228

5. 1 out of 8
Hitachi Seibu Soft Ware Co., Ltd.
where one patent can have more than one assignee
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