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Lap-Tak Andrew Cheng
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Newark, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Masking pastes and processes for manufacturing a partially transpar...
Patent number
8,647,910
Issue date
Feb 11, 2014
E. I. Du Pont de Nemours and Company
Lap-Tak Andrew Cheng
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Etching method for use with thin-film photovoltaic panel
Patent number
8,592,248
Issue date
Nov 26, 2013
E I du Pont de Nemours and Company
Lap-Tak Andrew Cheng
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for producing a thin-film photovoltaic cell having an etchan...
Patent number
8,563,347
Issue date
Oct 22, 2013
E I du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for producing an array of thin-film photovoltaic cells havin...
Patent number
8,460,964
Issue date
Jun 11, 2013
E I du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Patterning a thick film paste in surface features
Patent number
8,298,034
Issue date
Oct 30, 2012
E I du Pont de Nemours and Company
Lap-Tak Andrew Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Dielectric composition with reduced resistance
Patent number
8,298,449
Issue date
Oct 30, 2012
E I du Pont de Nemours and Company
Robert Joseph Bouchard
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Cathode assembly containing an ultraviolet light-blocking dielectri...
Patent number
8,269,210
Issue date
Sep 18, 2012
E I du Pont de Nemours and Company
Lap-Tak Andrew Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for the electrochemical deposition of carbon nanotubes
Patent number
8,252,165
Issue date
Aug 28, 2012
E I du Pont de Nemours and Company
Ming Zheng
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Process for improving the emission of electron field emitters
Patent number
8,070,906
Issue date
Dec 6, 2011
E. I. Du Pont de Nemours and Company
Robert Joseph Bouchard
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Process for improving the emission of electron field emitters
Patent number
8,011,990
Issue date
Sep 6, 2011
E. I. Du Pont de Nemours and Company
Robert Joseph Bouchard
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Co-processable photoimageable silver and corbon nanotube compositio...
Patent number
8,002,603
Issue date
Aug 23, 2011
E. I. Du Pont de Nemours and Company
Haixin Yang
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Dielectric composition with reduced resistance
Patent number
7,763,189
Issue date
Jul 27, 2010
E. I. Du Pont de Nemours and Company
Robert Joseph Bouchard
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Electron emitter composition made of an electron emitting substance...
Patent number
7,750,544
Issue date
Jul 6, 2010
E. I. Du Pont de Nemours and Company
Lap-Tak Andrew Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for improving the emission of electron field emitters
Patent number
7,449,081
Issue date
Nov 11, 2008
E. I. Du Pont de Nemours and Company
Robert Joseph Bouchard
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Binder diffusion transfer patterning of a thick film paste layer
Patent number
7,358,037
Issue date
Apr 15, 2008
E. I. Du Pont de Nemours and Company
Lap-Tak Andrew Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electron field emitter and compositions related thereto
Patent number
7,317,277
Issue date
Jan 8, 2008
E. I. Du Pont de Nemours and Company
Lap-Tak Andrew Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for improving the emission of electron field emitters
Patent number
7,276,844
Issue date
Oct 2, 2007
E. I. Du Pont de Nemours and Company
Robert Joseph Bouchard
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Photobleachable compounds for use in flexographic printing plates
Patent number
6,864,039
Issue date
Mar 8, 2005
E. I. Du Pont de Nemours and Company
Lap Kin Cheng
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Moisture stable tuftstring carpet
Patent number
5,939,166
Issue date
Aug 17, 1999
E. I. Du Pont de Nemours and Company
Lap-Tak Andrew Cheng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Moisture stable tuftstring carpet
Patent number
5,906,877
Issue date
May 25, 1999
E. I. Du Pont de Nemours & Co.
Peter Popper
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Nonlinear optical materials with reduced aromaticity and bond lengt...
Patent number
5,804,101
Issue date
Sep 8, 1998
California Institute of Technology
Seth R. Marder
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Nonlinear optical materials with reduced aromaticity and bond lengt...
Patent number
5,670,091
Issue date
Sep 23, 1997
California Institute of Technology
Seth R. Marder
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Nonlinear optical materials with reduced aromaticity and bond lengt...
Patent number
5,670,090
Issue date
Sep 23, 1997
California Institute of Technology
Seth R. Marder
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Tunable optical parametric oscillator
Patent number
5,579,152
Issue date
Nov 26, 1996
Cornell Research Foundation, Inc.
Randall J. Ellingson
G02 - OPTICS
Information
Patent Grant
Unsymmetrical squaraines for nonlinear optical materials
Patent number
5,500,156
Issue date
Mar 19, 1996
California Institute of Technology
Seth R. Marder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrothermal aqueous mineralizer for growing optical-quality single...
Patent number
5,500,145
Issue date
Mar 19, 1996
E. I. Du Pont de Nemours and Company
Lap K. Cheng
C30 - CRYSTAL GROWTH
Information
Patent Grant
Doped crystalline titanyl arsenates and preparation thereof
Patent number
5,480,569
Issue date
Jan 2, 1996
E. I. Du Pont de Nemours and Company
Albert A. Ballman
C30 - CRYSTAL GROWTH
Information
Patent Grant
Optical parametric oscillation using KTA nonlinear crystals
Patent number
5,371,752
Issue date
Dec 6, 1994
Peter E. Powers
G02 - OPTICS
Information
Patent Grant
Single cesium titanyl arsenate-type crystals, and their preparation
Patent number
5,334,365
Issue date
Aug 2, 1994
E. I. Du Pont de Nemours and Company
Lap K. Cheng
C30 - CRYSTAL GROWTH
Information
Patent Grant
Doped crystalline titanyl arsenates and preparation thereof
Patent number
5,326,423
Issue date
Jul 5, 1994
E. I. Du Pont de Nemours and Company
Albert A. Ballman
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
MASKING PASTES AND PROCESSES FOR MANUFACTURING A PARTIALLY TRANSPAR...
Publication number
20130137210
Publication date
May 30, 2013
E I DU PONT DE NEMOURS AND COMPANY
Lap-Tak Andrew Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ARRAY OF THIN-FILM PHOTOVOLTAIC CELLS HAVING A TOTALLY SEPARATED I...
Publication number
20120318321
Publication date
Dec 20, 2012
E.I. du Pont de Nemours and Company
Meijun Lu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THIN-FILM PHOTOVOLTAIC CELL HAVING AN ETCHANT-RESISTANT ELECTRODE A...
Publication number
20120298168
Publication date
Nov 29, 2012
E.I. DU PONT DE NEMOURS AND COMPANY
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD FOR PRODUCING AN ARRAY OF THIN-FILM PHOTOVOLTAIC CELLS HAVIN...
Publication number
20120295392
Publication date
Nov 22, 2012
E.I. du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD FOR PRODUCING AN ARRAY OF THIN-FILM PHOTOVOLTAIC CELLS HAVIN...
Publication number
20120295395
Publication date
Nov 22, 2012
E.I. du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD FOR PRODUCING AN ARRAY OF THIN-FILM PHOTOVOLTAIC CELLS HAVIN...
Publication number
20120295393
Publication date
Nov 22, 2012
E.I. du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD FOR PRODUCING A THIN-FILM PHOTOVOLTAIC CELL HAVING AN ETCHAN...
Publication number
20120295387
Publication date
Nov 22, 2012
E.I. du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ARRAY OF THIN-FILM PHOTOVOLTAIC CELLS HAVING A TOTALLY SEPARATED IN...
Publication number
20120291835
Publication date
Nov 22, 2012
E.I. du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ARRAY OF THIN-FILM PHOTOVOLTAIC CELLS HAVING AN ETCHANT-RESISTANT E...
Publication number
20120291836
Publication date
Nov 22, 2012
E.I. du Pont de Nemours and Company
Meijun Lu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ETCHING COMPOSITION
Publication number
20120180852
Publication date
Jul 19, 2012
E.I. du Pont de Nemours and Company
LAP-TAK ANDREW CHENG
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ETCHING METHOD FOR USE WITH THIN-FILM PHOTOVOLTAIC PANEL
Publication number
20120122270
Publication date
May 17, 2012
E.I. du Pont de Nemours and Company
LAP-TAK ANDREW CHENG
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ETCHING METHOD TO INCREASE LIGHT TRANSMISSION IN THIN-FILM PHOTOVOL...
Publication number
20120122271
Publication date
May 17, 2012
E.I. du Pont de Nemours and Company
LAP-TAK ANDREW CHENG
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
DIELECTRIC COMPOSITION WITH REDUCED RESISTANCE
Publication number
20110006271
Publication date
Jan 13, 2011
E.I. du Pont de Nemours and Company
Robert Joseph Bouchard
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
UNDER-GATE FIELD EMISSION TRIODE WITH CHARGE DISSIPATION LAYER
Publication number
20100264805
Publication date
Oct 21, 2010
E. I. du Pont de Nemours and Company
Adam Fennimore
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATHODE ASSEMBLY CONTAINING AN ULTRAVIOLET LIGHT-BLOCKING DIELECTRI...
Publication number
20100252804
Publication date
Oct 7, 2010
E.I. du Pont de Nemours and Company
Lap-Tak Andrew Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FIELD EMISSION DEVICE WITH ANODE COATING
Publication number
20100072879
Publication date
Mar 25, 2010
E.I. du Pont de Nemours and Company
Adam Fennimore
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR THE ELECTROCHEMICAL DEPOSITION OF CARBON NANOTUBES
Publication number
20100044233
Publication date
Feb 25, 2010
MING ZHENG
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR THE ELECTROCHEMICAL DEPOSITION OF CARBON NANOTUBES
Publication number
20090314647
Publication date
Dec 24, 2009
E.I. du Pont de Nemours and Company
Ming Zheng
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Co-processable Photoimageable Silver and Corbon Nanotube Compositio...
Publication number
20090284122
Publication date
Nov 19, 2009
E.I. du Pont de Nemours and Company
HAIXIN YANG
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
POSITIVE IMAGEABLE THICK FILM COMPOSITION
Publication number
20080166666
Publication date
Jul 10, 2008
David Herbert Roach
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS AND DEVICE TO PRODUCE A SOLAR PANEL WITH ENHANCED LIGHT CAP...
Publication number
20080135091
Publication date
Jun 12, 2008
Lap Kin Cheng
B32 - LAYERED PRODUCTS
Information
Patent Application
Electron field emitter and compositions related thereto
Publication number
20070170832
Publication date
Jul 26, 2007
Lap-Tak Andrew Cheng
B82 - NANO-TECHNOLOGY
Information
Patent Application
Process for improving the emission of electron field emitters
Publication number
20060049741
Publication date
Mar 9, 2006
Robert Joseph Bouchard
B82 - NANO-TECHNOLOGY
Information
Patent Application
Process for improving the emission of electron field emitters
Publication number
20050231091
Publication date
Oct 20, 2005
Robert Joseph Bouchard
B82 - NANO-TECHNOLOGY
Information
Patent Application
Filling vias with thick film paste using contact printing
Publication number
20050032254
Publication date
Feb 10, 2005
Lap-Tak Andrew Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Binder diffusion transfer patterning of a thick film paste layer
Publication number
20040173818
Publication date
Sep 9, 2004
Lap-Tak Andrew Cheng
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Positive imageable thick film compositions
Publication number
20040170925
Publication date
Sep 2, 2004
David Herbert Roach
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Dielectric composition with reduced resistance
Publication number
20040169166
Publication date
Sep 2, 2004
Robert Joseph Bouchard
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Electron field emitter and compositions related thereto
Publication number
20040017141
Publication date
Jan 29, 2004
Lap-Tak Andrew Cheng
B82 - NANO-TECHNOLOGY
Information
Patent Application
Photobleachable compounds for use in flexographic printing plates
Publication number
20030219681
Publication date
Nov 27, 2003
Lap Kin Cheng
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY