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Eric Cheung
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Torrance, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Wavelength division multiplexing (WDM) beam source
Patent number
11,769,983
Issue date
Sep 26, 2023
Northrop Grumman Systems Corporation
Gregory D. Goodno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Combined laser architecture using wavelength multiplexed seed source
Patent number
11,411,366
Issue date
Aug 9, 2022
Northrop Grumman Systems Corporation
Gregory D. Goodno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dispersion compensated diffractive optical element beam combiner
Patent number
9,991,678
Issue date
Jun 5, 2018
Northrop Grumman Systems Corporation
Peter A. Thielen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hybrid spectral and coherent beam combiner utilizing 1D fiber arrays
Patent number
9,735,537
Issue date
Aug 15, 2017
Northrop Grumman Systems Corporation
Joshua E. Rothenberg
G02 - OPTICS
Information
Patent Grant
Systems and methods for generating an optical pulse
Patent number
8,928,863
Issue date
Jan 6, 2015
Northrop Grumman Systems Corporation
Peter A. Thielen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spectral beam combining and wavelength multiplexing with an optical...
Patent number
8,903,209
Issue date
Dec 2, 2014
Northrop Grumman Systems Corporation
Eric C. Cheung
G02 - OPTICS
Information
Patent Grant
Nested loop coherent beam combining system
Patent number
8,837,033
Issue date
Sep 16, 2014
Northrop Grumman Systems Corporation
Gregory D. Goodno
G02 - OPTICS
Information
Patent Grant
Multi-channel fiber laser amplifier combining apparatus including i...
Patent number
8,830,566
Issue date
Sep 9, 2014
Northrop Grumman Systems Corporation
Joshua Elliott Rothenberg
G02 - OPTICS
Information
Patent Grant
Coherently phase combined, high contrast, pulsed optical fiber ampl...
Patent number
8,786,942
Issue date
Jul 22, 2014
Northrop Grumman Systems Corporation
Stephen P. Palese
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Scalable harmonic laser source and method
Patent number
7,120,175
Issue date
Oct 10, 2006
Northrop Grumman Corporation
Joshua E. Rothenberg
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Scalable wavelength shifted laser source and method
Patent number
7,065,110
Issue date
Jun 20, 2006
Northrop Grumman Corporation
Robert R. Rice
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High energy arbitrary waveform source
Patent number
6,972,887
Issue date
Dec 6, 2005
Northrop Grumman Corporation
Michael G. Wickham
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MEMS see-saw array for dynamic gain equalization of DWDM systems
Patent number
6,556,766
Issue date
Apr 29, 2003
Avanex Corporation
Eric Chiu Tat Cheung
G02 - OPTICS
Information
Patent Grant
High efficiency solid state raman laser system
Patent number
5,796,761
Issue date
Aug 18, 1998
TRW Inc.
Hagop Injeyan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Intracavity doubled solid state Raman laser system
Patent number
5,721,748
Issue date
Feb 24, 1998
TRW Inc.
Hagop Injeyan
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
WAVELENGTH DIVISION MULTIPLEXING (WDM) BEAM SOURCE
Publication number
20220352688
Publication date
Nov 3, 2022
Northrop Grumman Systems Corporation
GREGORY D. GOODNO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMBINED LASER ARCHITECTURE USING WAVELENGTH MULTIPLEXED SEED SOURCE
Publication number
20200227883
Publication date
Jul 16, 2020
Northrop Grumman Systems Corporation
GREGORY D. GOODNO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NESTED LOOP COHERENT BEAM COMBINING SYSTEM
Publication number
20140139903
Publication date
May 22, 2014
Northrop Grumman Systems Corporation
Gregory D. Goodno
G02 - OPTICS
Information
Patent Application
COHERENTLY PHASE COMBINED, HIGH CONTRAST, PULSED OPTICAL FIBER AMPL...
Publication number
20130336344
Publication date
Dec 19, 2013
Stephen P. Palese
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Systems and Methods for Generating an Optical Pulse
Publication number
20120281199
Publication date
Nov 8, 2012
NORTHROP GRUMMAN SYSTEMS CORPORATION
Peter A. Thielen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Spectral beam combining and wavelength multiplexing with an optical...
Publication number
20090324170
Publication date
Dec 31, 2009
Eric C. Cheung
G02 - OPTICS
Information
Patent Application
Pulsed coherent fiber array and method
Publication number
20080037028
Publication date
Feb 14, 2008
Northrop Grumman Corporation
Eric C. T. Cheung
G01 - MEASURING TESTING
Information
Patent Application
Scalable wavelength shifted laser source and method
Publication number
20050157760
Publication date
Jul 21, 2005
Robert R. Rice
G02 - OPTICS
Information
Patent Application
Scalable harmonic laser source and method
Publication number
20050157761
Publication date
Jul 21, 2005
Joshua E. Rothenberg
G02 - OPTICS
Information
Patent Application
High energy arbitrary waveform source
Publication number
20050128554
Publication date
Jun 16, 2005
Michael G. Wickham
G02 - OPTICS
Information
Patent Application
MEMS see-saw array for dynamic gain equalization of DWDM systems
Publication number
20020197009
Publication date
Dec 26, 2002
Eric Chiu Tat Cheung
G02 - OPTICS