Patent ID: 11862369
Assignee: HRL LABORATORIES, LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B  C  Y | IPC B  C  H

Claim 19:
20. The permanent-magnet structure of claim 1, wherein said permanent-magnet structure contains at least one additional region having a plurality of additional magnetic domains and a plurality of metal-containing grains, wherein said additional region has a different composition compared to said region, wherein said additional region contains a metal alloy selected from the group consisting of NdFeB, NdDyFeB, FeCoCr, FeAlNiCo, SmCo, Dy2O3, SrRuO3, Fe2O3, FeSi, FeNi, FeZn, MnZn, and combinations thereof, and wherein said additional region further contains a rare earth element selected from Dy, Nd, or Yb.