Patent · US Expired

Magnetic ferrite and magnetic device containing the ferrite

US7378930B2 · kind B2 · utility

2Cited by
3References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 13, 2004
Grant dateMay 27, 2008
Priority date
Expiry dateJan 24, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2235/94
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A magnetic ferrite operating well in the GHz zone, and a magnetic device of superior high frequency characteristics which uses the magnetic ferrite for its magnetic core.The magnetic ferrite includes iron oxide, cobalt oxide and zinc oxide as the main components and at least one item selected from among the group consisting of titanium, tantalum, indium, zirconium, lithium, tin and vanadium as the side component.

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