发明名称 |
METHOD OF MANUFACTURING LIQUID DISCHARGE HEAD SUBSTRATE AND METHOD OF PROCESSING THE SUBSTRATE |
摘要 |
A method of processing a liquid discharge head substrate includes the step of providing a recessed portion in the back surface of the substrate by discharging a manufacturing liquid in a linear trajectory to the back surface of the substrate and by irradiating the back surface of the substrate with laser light that passes along and in the manufacturing liquid. |
申请公布号 |
EP2303580(A4) |
申请公布日期 |
2011.05.25 |
申请号 |
EP20090766435 |
申请日期 |
2009.06.17 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
KATO, MASATAKA;KISHIMOTO, KEISUKE |
分类号 |
B41J2/16 |
主分类号 |
B41J2/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|