发明名称 Ink jet print head, method for manufacturing ink jet print head, and printing apparatus
摘要 An ink jet printing apparatus and an ink jet printing method which use a print head having a plurality of ejection port rows to enable high-quality printing without causing uneven density in a conveying direction by varying the printing distribution ratio of the ejection port rows in the print head depending on gray level.
申请公布号 US8128199(B2) 申请公布日期 2012.03.06
申请号 US20080061510 申请日期 2008.04.02
申请人 OSAKI YASUHIKO;CANON KABUSHIKI KAISHA 发明人 OSAKI YASUHIKO
分类号 B41J2/15 主分类号 B41J2/15
代理机构 代理人
主权项
地址