Patent · US Active

Lighting equipment for generating light of high luminance

US9611988B2 · kind B2 · utility

0Cited by

4References

20Claims

0Family size

Assignee

Schott AG · DE

Inventors

Bernd Woelfing · Mainz, DE
Volker Hagemann · Klein-Winternheim, DE
Juergen Meinl · Bärnau, DE

Key dates

Filing date	Sep 22, 2014
Grant date	Apr 4, 2017
Priority date	—
Expiry date	Nov 19, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG02B6/0008
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Lighting equipment for generating white light from blue or violet excitation light and converted emitted yellow light is provided. The excitation light is directed at an oblique angle towards a converter that is attached to a carrier device, without the emitted illumination light impinging on the carrier device.

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