发明名称 |
Ink jet print head substrate, ink jet print head, ink jet printing apparatus, and method of manufacturing ink jet print head substrate |
摘要 |
An ink jet print head substrate capable of precisely blowing fuse element to store data reliably is provided. An ink jet print head incorporating such a substrate and an ink jet printing apparatus are also provided. The interlayer insulating film formed over the fuse element is made of a material that has a lower melting point than the material of the fuse element and which forms a cavity therein by heat produced when the fuse elements is blown.
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申请公布号 |
US7669981(B2) |
申请公布日期 |
2010.03.02 |
申请号 |
US20090407012 |
申请日期 |
2009.03.19 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
OZAKI TERUO;SAITO ICHIRO;YOKOYAMA SAKAI;ONO KENJI;IBE SATOSHI;SHIBATA KAZUAKI;SAKAI TOSHIYASU |
分类号 |
B41J2/05 |
主分类号 |
B41J2/05 |
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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