BILLING METHOD FOR USE OF WATER PURIFICATION SYSTEM

WIPO Patent Application WO/2012/050216

A1

Provided is a billing method for use of a water purification system, which is capable of imparting incentives of use for the water purification system. The water purification system of the present invention is provided with a water purification device (5) having a controller (10), and a monitoring server (7), having a controller (12), which is connected via the water purification device (5) and a public network (8), such that a filtration-use filter (19) of the water purification device (5) has a water quality sensor (20) for measuring water quality data of inflowing water and a water quality sensor (21) for measuring water quality data of purified water, and the water quality data measured by the water quality sensors (20 and 21) is transmitted to the controller (10) and the controller (12), wherein the usage fee of the water purification system is calculated according to the water quality improvement rate which is calculated on the basis of the water quality data of the inflowing water and the water quality data of the purified water.

MORIYA TSUYOSHI (JP)
KATAOKA KENICHI (JP)
SENZAKI SHIGERU (JP)
SHIMANUKI YOUICHI (JP)
KANO KAZUHIKO (JP)

PCT/JP2011/073749

April 19, 2012

October 07, 2011

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TOKYO ELECTRON LTD (JP)
MORIYA TSUYOSHI (JP)
KATAOKA KENICHI (JP)
SENZAKI SHIGERU (JP)
SHIMANUKI YOUICHI (JP)
KANO KAZUHIKO (JP)

G06Q50/06; G06Q30/04

JP2002267657A	2002-09-18
JP2003141310A	2003-05-16
JP2004326373A	2004-11-18
JP2006225210A	2006-08-31

BECCHAKU Shigehisa et al. (JP)
Role of another Shigehisa (JP)

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