Patent · US Active

Multifunctional optical assembly

US7218831B2 · kind B2 · utility

3Cited by

27References

2Claims

0Family size

Assignee

3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

Richard J. Pokorny · Maplewood, US
Yaoqi J. Liu · Oakdale, US
Ying-Yuh Lu · Woodbury, US
Larry A. Meixner · Woodbury, US
Steven J. Rhyner · Windom, US
Jie Yang · Woodbury, US

Key dates

Filing date	Jul 12, 2006
Grant date	May 15, 2007
Priority date	—
Expiry date	Jul 12, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S385/901
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An integrated optical assembly including a light management component with an entry surface and a light delivery component having an exit surface attached to the entry surface of the light management component is disclosed The light management component and the light delivery component are attached together in a manner that defines voids between the entry surface of the light management component and the exit surface of the light delivery component. The voids between the light management component and the light delivery component may provide an air interface over substantial portions of the entry surface of the light management component.

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