Piezoelectric element
US7144101B2 · kind B2 · utility
15Cited by
7References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jan 30, 2004 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Jan 30, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/03
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A piezoelectric element including an upper electrode, a piezoelectric and/or electrostrictive material and a lower electrode, characterized in that the piezoelectric and/or electrostrictive material is a composite oxide constituted by ABO3 as general formula and the piezoelectric and/or electrostrictive material has a twin crystal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.