Patent · US Active

Color stable red-emitting phosphors

US9580648B2 · kind B2 · utility

1Cited by
20References
2Claims
0Family size

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Inventors

Key dates

Filing dateMay 23, 2014
Grant dateFeb 28, 2017
Priority date—
Expiry dateMay 23, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/181
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A color stable Mn4+ doped phosphor of formula I,Ax[MFy]:Mn4+  I

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