Patent · US Expired

LED module

US6890085B2 · kind B2 · utility

62Cited by
3References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 14, 2003
Grant dateMay 10, 2005
Priority date
Expiry dateApr 14, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S362/80
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

LED module for generating white light having a plurality of white-light LEDs including at least one LED with a central wavelength of between 495 nm and 507 nm, at least one LED with a central wavelength of between 511 nm and 529 nm, at least one LED with a central wavelength of between 586 nm and 602 nm, and at least one LED with a central wavelength of between 618 nm and 630 nm.

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