Patent · US Active

Composite magnetic body

US11456097B2 · kind B2 · utility

0Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 2019
Grant dateSep 27, 2022
Priority date
Expiry dateJul 27, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F1/342
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a composite magnetic body comprising metal particles containing Fe or Fe and Co as a main component and a resin, wherein an average major axis diameter of the metal particles is 30 to 500 nm, an average of the aspect ratios of the metal particles is 1.5 to 10, and a CV value of the aspect ratios is 0.40 or less.

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