Patent ID: 7775628

Claim:
An inkjet printer comprising: a print head formed with at least one ink ejection opening for printing on a recording medium by ejecting ink from the ink ejection opening; a print data storing unit that stores inputted print data; a print executing unit that executes a printing operation with the print head based on print data stored in the print data storing unit; a maintaining unit that restores an ink ejection state of the print head by flowing ink through the ink ejection opening formed in the print head; a maintenance necessity determining unit that determines whether or not it is necessary to perform an operation for restoring the ink ejection state with the maintaining unit; and a printing results inquiring unit that issues a request to a user to indicate whether the printing results of a printing operation executed by the print executing unit are of satisfactory quality when the maintenance necessity determining unit determines that it is necessary to restore the ink ejection state of the print head, the print data storing unit storing print data at least until a response indicating that the printing results are of satisfactory quality is received in response to the request to the user, or at least until the maintaining unit has executed an operation to restore the ink ejection state and the print executing unit has repeated the printing operation after the printing results inquiring unit has issued the request to the user.