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Yaw S. Obeng
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Orlando, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Surface properties of polymeric materials with nanoscale functional...
Patent number
8,962,097
Issue date
Feb 24, 2015
Edward Maxwell Yokley
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Compacted polishing pads for improved chemical mechanical polishing...
Patent number
7,059,946
Issue date
Jun 13, 2006
PsiloQuest Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Selective chemical-mechanical polishing properties of a cross-linke...
Patent number
6,846,225
Issue date
Jan 25, 2005
PsiloQuest, Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing pad resistant to delamination
Patent number
6,838,169
Issue date
Jan 4, 2005
PsiloQuest, Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Method for preparing a polymer for chemical mechanical polishing
Patent number
6,821,570
Issue date
Nov 23, 2004
PsiloQuest Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Thermal management with filled polymeric polishing pads and applica...
Patent number
6,818,301
Issue date
Nov 16, 2004
PsiloQuest Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing pad composition and method of use
Patent number
6,764,574
Issue date
Jul 20, 2004
psiloQuest
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing pad support that improves polishing performance and longe...
Patent number
6,706,383
Issue date
Mar 16, 2004
PsiloQuest, Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Substrate polishing device and method
Patent number
6,688,956
Issue date
Feb 10, 2004
PsiloQuest Inc.
Edward M. Yokley
B24 - GRINDING POLISHING
Information
Patent Grant
Measuring the surface properties of polishing pads using ultrasonic...
Patent number
6,684,704
Issue date
Feb 3, 2004
PsiloQuest, Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Method of introducing organic and inorganic grafted compounds throu...
Patent number
6,596,388
Issue date
Jul 22, 2003
PsiloQuest
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Method of altering and preserving the surface properties of a polis...
Patent number
6,579,604
Issue date
Jun 17, 2003
PsiloQuest Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing pad and method for in situ delivery of chemical mechanica...
Patent number
6,575,823
Issue date
Jun 10, 2003
PsiloQuest Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing pad having a water-repellant film theron and a method of...
Patent number
6,439,968
Issue date
Aug 27, 2002
Agere Systems Guardian Corp.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Method of fabricating an integrated circuit
Patent number
6,406,609
Issue date
Jun 18, 2002
Agere Systems Guardian Corp.
Jennifer S. Obeng
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of improving electromigration in semiconductor device manufa...
Patent number
6,365,503
Issue date
Apr 2, 2002
Agere Systems Guardian Corp.
Jia Sheng Huang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Passivated copper surfaces
Patent number
6,323,131
Issue date
Nov 27, 2001
Agere Systems Guardian Corp.
Yaw Samuel Obeng
B82 - NANO-TECHNOLOGY
Information
Patent Grant
In-situ method for real time monitoring of chemical baths for trans...
Patent number
6,225,135
Issue date
May 1, 2001
Lucent Technologies Inc.
Aaron L. Frank
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for removing contaminants from integrated circuits
Patent number
6,162,733
Issue date
Dec 19, 2000
Lucent Technologies Inc.
Yaw Samuel Obeng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Differential temperature control in chemical mechanical polishing p...
Patent number
6,150,271
Issue date
Nov 21, 2000
Lucent Technologies Inc.
William Graham Easter
B24 - GRINDING POLISHING
Information
Patent Grant
Process for removing alkali metals from solvents used in the manufa...
Patent number
6,133,158
Issue date
Oct 17, 2000
Lucent Technologies Inc.
Yaw S. Obeng
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of planarizing a surface on a semiconductor wafer
Patent number
6,083,838
Issue date
Jul 4, 2000
Lucent Technologies Inc.
Randolph H. Burton
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Integrated circuit fabrication process
Patent number
6,083,810
Issue date
Jul 4, 2000
Lucent Technologies
Yaw Samuel Obeng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus and method for continuous delivery and conditioning of a...
Patent number
6,048,256
Issue date
Apr 11, 2000
Lucent Technologies Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Method of forming planarized layers in an integrated circuit
Patent number
6,015,333
Issue date
Jan 18, 2000
Lucent Technologies Inc.
Yaw Samuel Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
In-situ doped silicon layers
Patent number
5,966,627
Issue date
Oct 12, 1999
Lucent Technologies Inc.
David C. Brady
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of forming planarized layers in an integrated circuit
Patent number
5,836,805
Issue date
Nov 17, 1998
Lucent Technologies Inc.
Yaw Samuel Obeng
B24 - GRINDING POLISHING
Information
Patent Grant
Method of polishing
Patent number
5,735,963
Issue date
Apr 7, 1998
Lucent Technologies Inc.
Yaw Samuel Obeng
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Doping of silicon layers
Patent number
5,712,176
Issue date
Jan 27, 1998
Lucent Technologies Inc.
Steven Alan Lytle
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Methodology for monitoring solvent quality
Patent number
5,670,376
Issue date
Sep 23, 1997
Lucent Technologies Inc.
Yaw Samuel Obeng
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
SURFACE PROPERTIES OF POLYMERIC MATERIALS WITH NANOSCALE FUNCTIONAL...
Publication number
20150103504
Publication date
Apr 16, 2015
Edward Maxwell Yokley
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Chemical mechanical polishing pad and method for selective metal an...
Publication number
20050266226
Publication date
Dec 1, 2005
PsiloQuest
Yaw S. Obeng
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
System and method for monitoring quality control of chemical mechan...
Publication number
20050153631
Publication date
Jul 14, 2005
PsiloQuest
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Application
Selective chemical-mechanical polishing properties of a cross-linke...
Publication number
20050095865
Publication date
May 5, 2005
Exigent, Inc.
Yaw S. Obeng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Polishing pad for chemical mechanical polishing
Publication number
20050055885
Publication date
Mar 17, 2005
PsiloQuest
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Application
Polishing pad resistant to delamination
Publication number
20040146712
Publication date
Jul 29, 2004
PsiloQuest, Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Application
Corrosion retarding polishing slurry for the chemical mechanical po...
Publication number
20040132308
Publication date
Jul 8, 2004
PsiloQuest, Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Application
Measuring the surface properties of polishing pads using ultrasonic...
Publication number
20040110449
Publication date
Jun 10, 2004
PsiloQuest, Inc.
Yaw S. Obeng
B24 - GRINDING POLISHING
Information
Patent Application
Method of altering and preserving the surface properties of a polis...
Publication number
20030077436
Publication date
Apr 24, 2003
Exigent, Inc.
Yaw S. Obeng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method of altering and preserving the surface properties of a polis...
Publication number
20030035940
Publication date
Feb 20, 2003
Exigent, Inc.
Yaw S. Obeng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Thermal management with filled polymeric polishing pads and applica...
Publication number
20030031876
Publication date
Feb 13, 2003
PsiloQuest, Inc.
Yaw S. Obeng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method of altering and preserving the surface properties of a polis...
Publication number
20030021980
Publication date
Jan 30, 2003
Exigent, Inc.
Yaw S. Obeng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method of altering and preserving the surface properties of a polis...
Publication number
20020115734
Publication date
Aug 22, 2002
Yaw S. Obeng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Selective chemical-mechanical polishing properties of a cross-linke...
Publication number
20020102924
Publication date
Aug 1, 2002
Yaw S. Obeng
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL