A non-ejecting nozzle detecting method comprises: setting a specified processing liquid deposited pattern; ejecting the processing liquid from processing liquid nozzles onto a recording medium to form the processing liquid deposited pattern; ejecting colored ink from ink nozzles corresponding to the...http://www.google.de/patents/US8123325?utm_source=gb-gplus-sharePatent US8123325 - Non-ejecting nozzle detecting method and device and inkjet recording apparatus
