| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a laminated piezoelectric ceramic element in which short-circuited damage between an outer electrode and a laminated layer, or between laminated layers is reduced. <P>SOLUTION: A piezoelectric performance of a piezoelectric ceramics of an extraction part or an insulating part of an inner electrode is, by utilizing laser irradiation and glass diffusion, partially changed at a slant. <P>COPYRIGHT: (C)2004,JPO |
