Patent · US Active

Stacked piezoelectric energy harvester

US12120959B2 · kind B2 · utility

0Cited by
1References
20Claims
0Family size

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Key dates

Filing dateApr 2, 2019
Grant dateOct 15, 2024
Priority date
Expiry dateAug 28, 2040

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61N1/0551
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present application relates to stacked piezoelectric energy harvesters that include compliant layers between piezoelectric layers. The energy harvesters are useful in various structures and devices, including tissue-stimulating implants, such as spinal fusion implants. The present application also relates to methods of increasing the power output of a piezoelectric energy harvester through the inclusion of compliant layers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.