Patent · US Expired

Superconducting magnetic shield

US5418512A · kind A · utility

13Cited by
14References
1Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 9, 1992
Grant dateMay 23, 1995
Priority date
Expiry dateDec 9, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S505/845
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

This invention provides a superconducting magnetic shield and a magnetic shielding apparatus including the same, thereby accurately measuring an extremely weak magnetic field such an magnetoencephalographic waves by reducing the influence of magnetic field of the earth or magnetic noises.

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