07547112 is referenced by 59 patents and cites 18 patents.

A low-clearance lighting includes a plurality of light emitting diodes positioned on at least two side surfaces of a light tile or a plurality of external electrode fluorescent lights within an encasement of a light tile, a reflecting plate at a back surface of the light tile, and a metal frame for supporting the light tile and having exterior dimensions suitable for insertion into a ceiling-grid of a drop-ceiling.

Title
Low-clearance light emitting diode lighting
Application Number
11/521316
Publication Number
7547112 (B2)
Application Date
September 15, 2006
Publication Date
June 16, 2009
Inventor
Steven Kim
Palisades Park
NJ, US
Agent
Holland & Knight
Assignee
LED Folio Corporation
NJ, US
IPC
F21S 8/00
View Original Source