13 Utility Patents
#584 in Ibaraki
#61,885 in Japan
#285,181 in the World
Forward Citations = 56
Company Filing History:
Hitachi Koki Co., Ltd.
Hitachi Printing Solutions, Ltd.
Other
4. 2 out of 129
Ricoh Printing Systems, Ltd.
5. 1 out of 42,317
Hitachi, Ltd.
where one patent can have more than one assignee
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