17 Utility Patents
#26 in Tokai
#45,393 in Japan
#211,202 in the World
Forward Citations = 136
Company Filing History:
Hitachi Koki Co., Ltd.
Ricoh Printing Systems, Ltd.

4. 1 out of 47
Hitachi Printing Solutions, Ltd.
5. 1 out of 2
Hitachi Kiki Co., Ltd.
where one patent can have more than one assignee
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