发明名称 Inverter maintenance system and inverter
摘要 In an inverter maintenance system, while an inverter of a user, a user support server of maker, and also, a portable telephone capable of accessing to a Web server are employed, such information required to maintain/manage the inverter is transferred/received by way of the portable telephone. Thus, various sorts of requests can be accepted by both the user support server and the Web server.
申请公布号 US7110758(B2) 申请公布日期 2006.09.19
申请号 US20010941704 申请日期 2001.08.30
申请人 HITACHI, LTD. 发明人 UCHINO YOSHIHIRO;SASAKI MASATAKA;SANO MASAHIRO
分类号 H04Q7/20;G06Q10/00;G06Q50/00;G06Q50/10;H02M7/48;H02M7/493;H04L29/06;H04L29/08;H04M11/00;H04M11/08 主分类号 H04Q7/20
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