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 |
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代理人 |
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主权项 |
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地址 |
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