Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 20, 2010
Patent Application Number
12113812
Date Filed
May 1, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides a printing apparatus which is capable of estimate an amount of remaining ink with high accuracy by using ejection of ink from a printing head while restraining a consumption of ink during the estimation of the remaining ink amount, and also provides a method for estimating an amount of ink. An amount of ink ejected per unit time during the ink ejection for estimation of the remaining ink amount is set to be larger than an amount of ink ejected per unit time during printing.
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