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Mark E. Twigg
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Falls Church, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
High power density photo-electronic and photo-voltaic materials and...
Patent number
8,883,538
Issue date
Nov 11, 2014
The United States of America, as represented by the Secretary of the Navy
Nikolai Lebedev
B82 - NANO-TECHNOLOGY
Information
Patent Grant
High power density photo-electronic and photo-voltaic materials and...
Patent number
8,294,135
Issue date
Oct 23, 2012
The United States of America, as represented by the Secretary of the Navy
Nikolai Lebedev
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Technique for perfecting the active regions of wide bandgap semicon...
Patent number
7,470,989
Issue date
Dec 30, 2008
The United States of America as represented by the Secretary of the Navy
Richard L Henry
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Technique for perfecting the active regions of wide bandgap semicon...
Patent number
7,198,970
Issue date
Apr 3, 2007
The United States of America as represented by the Secretary of the Navy
Martin Peckerar
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic devices grown on off-axis sapphire substrate
Patent number
6,265,089
Issue date
Jul 24, 2001
The United States of America as represented by the Secretary of the Navy
Mohammad Fatemi
C30 - CRYSTAL GROWTH
Information
Patent Grant
Automatically sharp field emission cathodes
Patent number
6,201,342
Issue date
Mar 13, 2001
The United States of America as represented by the Secretary of the Navy
Karl D. Hobart
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Atomically sharp field emission cathodes
Patent number
6,113,451
Issue date
Sep 5, 2000
The United State of America as represented by the Secretary of the Navy
Karl D. Hobart
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for intrinsically doped III-A and V-A compounds
Patent number
5,525,538
Issue date
Jun 11, 1996
The United States of America as represented by the Secretary of the Navy
Mark E. Twigg
C30 - CRYSTAL GROWTH
Information
Patent Grant
Intrinsically doped III-A and V-A compounds having precipitates of...
Patent number
5,419,785
Issue date
May 30, 1995
The United States of America as represented by the Secretary of the Navy
Mark E. Twigg
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
SiGeSn VIRTUAL SUBSTRATE FORMED BY MOLECULAR BEAM EPITAXY ON A Si S...
Publication number
20210296524
Publication date
Sep 23, 2021
The Government of the United States of America, as represented by the Secreta...
Glenn G. Jernigan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High Power Density Photo-electronic and Photo-voltaic Materials and...
Publication number
20130011954
Publication date
Jan 10, 2013
The Government of the United States of America, as represented by the Secreta...
Nikolai Lebedev
B82 - NANO-TECHNOLOGY
Information
Patent Application
High Power Density Photo-electronic and Photo-voltaic Materials and...
Publication number
20110073836
Publication date
Mar 31, 2011
The Government of the United States of America as represented by the Secretar...
Nikolai Lebedev
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Technique for perfecting the active regions of wide bandgap semicon...
Publication number
20070004106
Publication date
Jan 4, 2007
Martin Peckerar
C30 - CRYSTAL GROWTH
Information
Patent Application
Technique for perfecting the active regions of wide bandgap semicon...
Publication number
20050164475
Publication date
Jul 28, 2005
Martin Peckerar
C30 - CRYSTAL GROWTH