Invention Grant
- Patent Title: Piezoelectric element, liquid ejection head, and liquid ejection apparatus
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Application No.: US17321778Application Date: 2021-05-17
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Publication No.: US12053986B2Publication Date: 2024-08-06
- Inventor: Kazuya Kitada
- Applicant: SEIKO EPSON CORPORATION
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: WORKMAN NYDEGGER
- Priority: JP 20088038 2020.05.20
- Main IPC: B41J2/14
- IPC: B41J2/14 ; H10N30/00 ; H10N30/073 ; H10N30/80 ; H10N30/853 ; H10N30/87
Abstract:
A piezoelectric element includes a substrate and a laminate which is provided on the substrate and which includes a first electrode, a seed layer, a piezoelectric layer, and a second electrode in this order, and the seed layer includes a composite oxide containing as a constituent element, lead, iron, and titanium.
Public/Granted literature
- US20210362500A1 PIEZOELECTRIC ELEMENT, LIQUID EJECTION HEAD, AND LIQUID EJECTION APPARATUS Public/Granted day:2021-11-25
Information query
IPC分类:
