专利名称：Printing system and charging method
thereof
发明人：Chihara, Tatsuya,Shiraku, Hiroshi申请号：EP98250172.8申请日：19980520公开号：EP0881566A3公开日：20020828
专利附图：
摘要：A charging information of every printing data producer or every section ofprinting data producers can be easily obtained without increase of cost of a printer and ahigher rank device connected to the printer by letting the higher rank device to acquire
from the printer values of a total print number counter before transmission of a printingdata from the higher rank device to the printer, store the values of the total printnumber counter correspondingly to a name of the printing data producer attached tothe printing data, calculate an accumulated number of prints for every name of printingdata producer on the basis of the accumulated value of the total print number counterafter the printing of the printing data is completed and record a result of calculationcorrespondingly to the name of the producer.
申请人：NEC CORPORATION
地址：7-1, Shiba 5-chome, Minato-ku Tokyo JP
国籍：JP
代理机构：Patentanwälte Wenzel & Kalkoff
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