Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Munehide Kanaya0
Noboru Tamura0
Kenji Tsukada0
Minoru Usui0
Date of Patent
February 5, 2008
0Patent Application Number
115054240
Date Filed
August 17, 2006
0Patent Primary Examiner
Patent abstract
A method of detecting a consumption status of liquid contained in a liquid container, comprising steps of: preparing a detection device having a piezoelectric element and attaching the detection device on a desired position of the liquid container so that at least a part of the detection device contacting the liquid; measuring a residual vibration of the detection device; and detecting the consumption status of the liquid contained in the liquid container on the basis of a result of the measurement of the residual vibration.
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