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Joseph H-Z. Wu
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Somerset, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Catalyst compositions employing sol gel particles and methods of us...
Patent number
6,737,036
Issue date
May 18, 2004
Engelhard Corporation
Joseph C. Dettling
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
SOx tolerant NOx trap catalysts and methods of making and using the...
Patent number
6,699,448
Issue date
Mar 2, 2004
Engelhard Corporation
Joseph H-Z. Wu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
SOx tolerant NOx trap catalysts and methods of making and using the...
Patent number
6,585,945
Issue date
Jul 1, 2003
Engelhard Corporation
Joseph H-Z. Wu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst compositions employing sol gel particles and methods of us...
Patent number
6,528,029
Issue date
Mar 4, 2003
Engelhard Corporation
Joseph C. Dettling
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst composition containing oxygen storage components
Patent number
6,248,688
Issue date
Jun 19, 2001
Engelhard Corporation
Joseph H. Z. Wu
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Catalyst composition containing an intimately mixed oxide of cerium...
Patent number
6,107,240
Issue date
Aug 22, 2000
Engelhard Corporation
Joseph Hui-Zhao Wu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Low abrasion calcined kaolin pigments and enhanced filtration method
Patent number
5,997,626
Issue date
Dec 7, 1999
Engelhard Corporation
Joseph H. Z. Wu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst composition containing oxygen storage components
Patent number
5,898,014
Issue date
Apr 27, 1999
Engelhard Corporation
Joseph H. Z. Wu
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Catalyst composition containing an intimately combined cerium-zirco...
Patent number
5,888,464
Issue date
Mar 30, 1999
Engelhard Corporation
Joseph Hui-Zhao Wu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Use of polytetrafluoroethylene resin particles to reduce the abrasi...
Patent number
5,326,381
Issue date
Jul 5, 1994
Engelhard Corporation
Joseph H. Z. Wu
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of surfactants in processing abrasive pigments
Patent number
5,282,898
Issue date
Feb 1, 1994
Engelhard Corporation
Joseph H. Z. Wu
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Use of surfactants in processing abrasive pigments
Patent number
5,232,881
Issue date
Aug 3, 1993
Engelhard Corporation
Joseph H. Z. Wu
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SOx tolerant NOx trap catalysts and methods of making and using the...
Publication number
20030206845
Publication date
Nov 6, 2003
ENGELHARD CORPORATION
Joseph H-Z. Wu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Catalyst compositions employing sol particles and methods of making...
Publication number
20030095903
Publication date
May 22, 2003
Joseph C. Dettling
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SOX tolerant NOX trap catalysts and methods of making and using the...
Publication number
20020182134
Publication date
Dec 5, 2002
ENGELHARD CORPORATION
Joseph H-Z. Wu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SOx tolerant NOx trap catalysts and methods of making and using the...
Publication number
20020141921
Publication date
Oct 3, 2002
Joseph H-Z. Wu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL