发明名称 Ink jet recording apparatus and ink jet recording head
摘要 The present invention reduces image deterioration such as density nonuniformity when recording is performed using a recording head having two ejection orifice rows that eject a predetermined achromatic ink, for example, gray ink. For this purpose, the distance between two ejection orifice rows that eject a predetermined achromatic ink is larger than the distance between two ejection orifice rows that eject a predetermined chromatic ink.
申请公布号 US8136919(B2) 申请公布日期 2012.03.20
申请号 US20090490267 申请日期 2009.06.23
申请人 MARU AKIKO;TAKAHASHI KIICHIRO;EDAMURA TETSUYA;TESHIGAWARA MINORU;NAKANO TAKATOSHI;TAIRA HIROSHI;CANON KABUSHIKI KAISHA 发明人 MARU AKIKO;TAKAHASHI KIICHIRO;EDAMURA TETSUYA;TESHIGAWARA MINORU;NAKANO TAKATOSHI;TAIRA HIROSHI
分类号 B41J2/21 主分类号 B41J2/21
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