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Roy B. Chung
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Carlsbad, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Optoelectronic device based on non-polar and semi-polar aluminum in...
Patent number
8,653,503
Issue date
Feb 18, 2014
The Regents of the University of California
Roy B. Chung
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Optoelectronic device based on non-polar and semi-polar aluminum in...
Patent number
8,357,925
Issue date
Jan 22, 2013
The Regents of the University of California
Roy B. Chung
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for fabrication of semipolar (Al, In, Ga, B)N based light em...
Patent number
8,299,452
Issue date
Oct 30, 2012
The Regents of the University of California
Hitoshi Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabrication of semipolar (Al, In, Ga, B)N based light em...
Patent number
8,148,713
Issue date
Apr 3, 2012
The Regents of the University of California
Hitoshi Sato
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Optoelectronic device based on non-polar and semi-polar aluminum in...
Patent number
8,084,763
Issue date
Dec 27, 2011
The Regents of the University of California
Roy B. Chung
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
OPTOELECTRONIC DEVICE BASED ON NON-POLAR AND SEMI-POLAR ALUMINUM IN...
Publication number
20130126828
Publication date
May 23, 2013
The Regents of the University of California
Roy B. Chung
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR FABRICATION OF SEMIPOLAR (Al, In, Ga, B)N BASED LIGHT EM...
Publication number
20120205620
Publication date
Aug 16, 2012
The Regents of the University of California
Hitoshi Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR FABRICATION OF (AL,IN,GA) NITRIDE BASED VERTICAL LIGHT E...
Publication number
20120138986
Publication date
Jun 7, 2012
The Regents of the University of California
ROY B. CHUNG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR REDUCTION OF EFFICIENCY DROOP USING AN (Al,In,Ga)N/Al(x)...
Publication number
20120138891
Publication date
Jun 7, 2012
The Regents of the University of California
Roy B. Chung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTOELECTRONIC DEVICE BASED ON NON-POLAR AND SEMI-POLAR ALUMINUM IN...
Publication number
20120061645
Publication date
Mar 15, 2012
The Regents of the University of California
Roy B. Chung
B82 - NANO-TECHNOLOGY
Information
Patent Application
OPTOELECTRONIC DEVICE BASED ON NON-POLAR AND SEMI-POLAR ALUMINUM IN...
Publication number
20100108985
Publication date
May 6, 2010
The Regents of the University of California
Roy B. Chung
B82 - NANO-TECHNOLOGY
Information
Patent Application
MOCVD GROWTH TECHNIQUE FOR PLANAR SEMIPOLAR (Al, In, Ga, B)N BASED...
Publication number
20090310640
Publication date
Dec 17, 2009
The Regents of the University of California
Hitoshi Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR FABRICATION OF SEMIPOLAR (Al, In, Ga, B)N BASED LIGHT EM...
Publication number
20090250686
Publication date
Oct 8, 2009
The Regents of the University of California
Hitoshi Sato
H01 - BASIC ELECTRIC ELEMENTS