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Dorai RAMPRASAD
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Columbia, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process and catalyst for the production of pyridine and alkyl deriv...
Patent number
10,618,039
Issue date
Apr 14, 2020
W. R. Grace & Co.-Conn.
Dorai Ramprasad
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process and catalyst for the production of pyridine and alkyl deriv...
Patent number
10,137,439
Issue date
Nov 27, 2018
W. R. Grace & Co.-Conn.
Dorai Ramprasad
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process and catalyst for the production of pyridine and alkyl deriv...
Patent number
9,598,366
Issue date
Mar 21, 2017
W. R. Grace & Co.-Conn.
Dorai Ramprasad
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Blue emitting semiconductor nanocrystals and compositions and devic...
Patent number
9,534,172
Issue date
Jan 3, 2017
QD Vision, Inc.
Craig Breen
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor nanocrystals and compositions and devices including same
Patent number
9,444,008
Issue date
Sep 13, 2016
QD Vision, Inc.
Dorai Ramprasad
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Light-emitting devices and displays with improved performance
Patent number
9,054,329
Issue date
Jun 9, 2015
QD Vision, Inc.
Seth Coe-Sullivan
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor nanocrystals and compositions and devices including same
Patent number
8,980,133
Issue date
Mar 17, 2015
QD Vision, Inc.
Dorai Ramprasad
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Blue emitting semiconductor nanocrystals and compositions and devic...
Patent number
8,906,265
Issue date
Dec 9, 2014
QD Vision, Inc.
Craig Breen
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor nanocrystals and compositions and devices including same
Patent number
8,691,114
Issue date
Apr 8, 2014
QD Vision, Inc.
Dorai Ramprasad
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Blue emitting semiconductor nanocrystals and compositions and devic...
Patent number
8,404,154
Issue date
Mar 26, 2013
QD Vision, Inc.
Craig Breen
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor nanocrystals and compositions and devices including same
Patent number
8,377,333
Issue date
Feb 19, 2013
QD Vision, Inc.
Dorai Ramprasad
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
MODIFIED ZEOLITE CATALYST COMPOSITIONS AND METHODS OF USE
Publication number
20240165600
Publication date
May 23, 2024
W.R. Grace & Co.-Conn.
Dorai Ramprasad
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS AND CATALYST FOR THE PRODUCTION OF PYRIDINE AND ALKYL DERIV...
Publication number
20190091667
Publication date
Mar 28, 2019
W.R. GRACE & CO.-CONN.
Dorai Ramprasad
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS AND CATALYST FOR THE PRODUCTION OF PYRIDINE AND ALKYL DERIV...
Publication number
20170157599
Publication date
Jun 8, 2017
W.R. GRACE & CO.-CONN.
Dorai Ramprasad
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEMICONDUCTOR NANOCRYSTALS AND COMPOSITIONS AND DEVICES INCLUDING SAME
Publication number
20170069787
Publication date
Mar 9, 2017
QD VISION, INC.
DORAI RAMPRASAD
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR NANOCRYSTALS AND COMPOSITIONS AND DEVICES INCLUDING SAME
Publication number
20150287877
Publication date
Oct 8, 2015
QD VISION, INC.
Dorai Ramprasad
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PROCESS AND CATALYST FOR THE PRODUCTION OF PYRIDINE AND ALKYL DERIV...
Publication number
20150239841
Publication date
Aug 27, 2015
W.R. GRACE & CO.-CONN.
Dorai Ramprasad
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
BLUE EMITTING SEMICONDUCTOR NANOCRYSTALS AND COMPOSITIONS AND DEVIC...
Publication number
20150184074
Publication date
Jul 2, 2015
QD VISION, INC.
CRAIG BREEN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SEMICONDUCTOR NANOCRYSTALS AND COMPOSITIONS AND DEVICES INCLUDING SAME
Publication number
20140312300
Publication date
Oct 23, 2014
QD VISION, INC.
Dorai RAMPRASAD
B82 - NANO-TECHNOLOGY
Information
Patent Application
Blue Emitting Semiconductor Nanocrystals And Compositions And Devic...
Publication number
20130234109
Publication date
Sep 12, 2013
QD VISION, INC.
Craig BREEN
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR NANOCRYSTALS AND COMPOSITIONS AND DEVICES INCLUDING SAME
Publication number
20130221291
Publication date
Aug 29, 2013
QD VISION, INC.
Dorai RAMPRASAD
B82 - NANO-TECHNOLOGY
Information
Patent Application
ELECTROLYTE COMPOSITIONS AND METHODS OF MAKING AND USING THE SAME
Publication number
20120100417
Publication date
Apr 26, 2012
Dorai Ramprasad
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Semiconductor nanocrytals and compositions and devices including same
Publication number
20100051870
Publication date
Mar 4, 2010
Dorai Ramprasad
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Light emitting devices and displays with improved performance
Publication number
20100051901
Publication date
Mar 4, 2010
Peter T. Kazlas
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Blue emitting semiconductor nanocrystals and compositions and devic...
Publication number
20100044635
Publication date
Feb 25, 2010
Craig Breen
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor nanocrystals and compositions and devices including same
Publication number
20100044636
Publication date
Feb 25, 2010
Dorai Ramprasad
B82 - NANO-TECHNOLOGY
Information
Patent Application
Light-emitting devices and displays with improved performance
Publication number
20090278141
Publication date
Nov 12, 2009
Seth Coe-Sullivan
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR