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.
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 代理人
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