Invention Grant
US08128199B2 Ink jet print head, method for manufacturing ink jet print head, and printing apparatus
有权
喷墨打印头，喷墨打印头的制造方法和打印装置
- Patent Title: Ink jet print head, method for manufacturing ink jet print head, and printing apparatus
- Patent Title (中): 喷墨打印头，喷墨打印头的制造方法和打印装置
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Application No.: US12061510Application Date: 2008-04-02
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Publication No.: US08128199B2Publication Date: 2012-03-06
- Inventor: Yasuhiko Osaki
- Applicant: Yasuhiko Osaki
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon USA Inc. IP Division
- Priority: JP2007-097714 20070403; JP2008-074020 20080321
- Main IPC: B41J2/15
- IPC: B41J2/15
Abstract:
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.
Public/Granted literature
- US20080291243A1 INK JET PRINT HEAD, METHOD FOR MANUFACTURING INK JET PRINT HEAD, AND PRINTING APPARATUS Public/Granted day:2008-11-27
Information query
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