08167674 is referenced by 24 patents and cites 190 patents.

A method of manufacturing an LED lamp is disclosed. The method includes admixing an uncured curable liquid resin and a phosphor, dispensing the uncured admixture on an LED chip, centrifuging the chip and the admixture to disperse the phosphor particles in the uncured resin, and curing the resin while the phosphor particles remain distributed.

Title
Phosphor distribution in LED lamps using centrifugal force
Application Number
11/956989
Publication Number
8167674 (B2)
Application Date
December 14, 2007
Publication Date
May 1, 2012
Inventor
David T Emerson
Chapel Hill
NC, US
Christopher P Hussell
Cary
NC, US
Agent
Koppel Patrick Heybl & Philpott
Assignee
Cree
NC, US
IPC
H01L 51/56
H01J 9/24
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