18 Utility Patents
#348 in Ibaraki
#42,124 in Japan
#195,457 in the World
Forward Citations = 77
Company Filing History:
Hitachi Koki Co., Ltd.

Ricoh Printing Systems, Ltd.
4. 2 out of 832,627 patents
Other
5. 1 out of 47
Hitachi Printing Solutions, Ltd.
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