White Light Apparatus and Method

FTC Shum - US Patent App. 13/019,897, 2011 - Google Patents
257/E33. 072 (57) ABSTRACT A method of manufacturing LED devices using Substrate
scale processing includes providing a Substrate member hav ing a surface region. A …

Process for large-scale ammonothermal manufacturing of gallium nitride boules

MP D'evelyn - US Patent 8,979,999, 2015 - Google Patents
A method for large-scale manufacturing of gallium nitride boules. Large-area single crystal
seed plates are suspended in a rack, placed in a large diameter autoclave or internally …

Polycrystalline group III metal nitride with getter and method of making

MP D'evelyn - US Patent 8,461,071, 2013 - Google Patents
A gettered polycrystalline group III metal nitride is formed by heating a group III metal with an
added getter in a nitrogen-containing gas. Most of the residual oxygen in the gettered …

Capsule for high pressure processing and method of use for supercritical fluids

MP D'evelyn - US Patent App. 12/133,365, 2009 - Google Patents
An improved capsule for processing materials or growing crystals in Supercritical fluids. The
capsule is scalable up to very large Volumes and is cost effective according to a pre ferred …

Quantum Dot Wavelength Conversion for Optical Devices Using Nonpolar or Semipolar Gallium Containing Materials

TA Trottier, MR Krames, R Sharma… - US Patent App. 13 …, 2011 - Google Patents
(73) Assignee: Soraa, Inc., Goleta, CA (US)(57) ABSTRACT Techniques are described for
transmitting electromagnetic (21) Appl. No.: 13/014,622 radiation from LED devices …

Large area nitride crystal and method for making it

MP D'evelyn, JS Speck, DS Kamber… - US Patent …, 2017 - Google Patents
Techniques for processing materials in supercritical fluids including processing in a capsule
disposed within a high-pressure apparatus enclosure are disclosed. The disclosed …

Gallium-nitride-on-handle substrate materials and devices and method of manufacture

MP D'evelyn, A Chakraborty, W Houck - US Patent 8,786,053, 2014 - Google Patents
A gallium and nitrogen containing substrate structure includes a handle substrate member
having a first surface and a second surface and a transferred thickness of gallium and …

Method of making bulk InGaN substrates and devices thereon

M Krames, M D'evelyn, R Pakalapati… - US Patent …, 2014 - Google Patents
US8729559B2 - Method of making bulk InGaN substrates and devices thereon - Google
Patents US8729559B2 - Method of making bulk InGaN substrates and devices thereon …

Plant and method for large-scale ammonothermal manufacturing of gallium nitride boules

MP D'evelyn - US Patent App. 12/697,171, 2011 - Google Patents
A method of operating a high pressure system for growth of gallium nitride containing
materials. The method comprises providing a high pressure apparatus comprising a growth …

High pressure apparatus and method for nitride crystal growth

MP D'evelyn - US Patent 8,871,024, 2014 - Google Patents
An improved high pressure apparatus and methods for processing supercritical fluids is
described. The apparatus includes a capsule, a heater, and at least one ceramic ring …