Patent · US Active

Illumination device

US7798692B2 · kind B2 · utility

30Cited by

37References

14Claims

0Family size

Assignee

OPTIM CORPORATION · JP

Inventors

Robert J. Krupa · Leominster, US
Thomas V. Root · Beverly, US

Key dates

Filing date	Dec 30, 2005
Grant date	Sep 21, 2010
Priority date	—
Expiry date	Jul 22, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S385/901
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface.

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