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Douglas R. McAllister
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Pleasanton, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of forming retaining ring with shaped surface
Patent number
11,850,703
Issue date
Dec 26, 2023
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with shaped surface and method of forming
Patent number
11,577,361
Issue date
Feb 14, 2023
Applied Materials, Inc.
Hung Chih Chen
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Retaining ring with shaped surface
Patent number
11,260,500
Issue date
Mar 1, 2022
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with shaped surface
Patent number
10,766,117
Issue date
Sep 8, 2020
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with Shaped Surface
Patent number
9,937,601
Issue date
Apr 10, 2018
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with shaped surface
Patent number
9,186,773
Issue date
Nov 17, 2015
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with shaped surface
Patent number
8,585,468
Issue date
Nov 19, 2013
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Self cleaning and adjustable slurry delivery arm
Patent number
8,523,639
Issue date
Sep 3, 2013
Applied Materials, Inc.
Jamie Stuart Leighton
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with shaped surface
Patent number
8,066,551
Issue date
Nov 29, 2011
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with shaped surface
Patent number
7,927,190
Issue date
Apr 19, 2011
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Attaching components of a carrier head
Patent number
7,530,153
Issue date
May 12, 2009
Applied Materials, Inc.
Trung T. Doan
B24 - GRINDING POLISHING
Information
Patent Grant
Composite retaining ring
Patent number
7,503,837
Issue date
Mar 17, 2009
Applied Materials, Inc.
Jeonghoon Oh
B24 - GRINDING POLISHING
Information
Patent Grant
Retaining ring with shaped surface
Patent number
7,344,434
Issue date
Mar 18, 2008
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Grant
Composite retaining ring
Patent number
7,186,171
Issue date
Mar 6, 2007
Applied Materials, Inc.
Jeonghoon Oh
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF FORMING RETAINING RING WITH SHAPED SURFACE
Publication number
20230182261
Publication date
Jun 15, 2023
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Application
RETAINING RING WITH SHAPED SURFACE AND METHOD OF FORMING
Publication number
20220152778
Publication date
May 19, 2022
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Application
Retaining Ring with Shaped Surface
Publication number
20200398399
Publication date
Dec 24, 2020
Applied Materials, Inc.
Hung Chih Chen
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Retaining Ring With Shaped Surface
Publication number
20180185979
Publication date
Jul 5, 2018
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Application
Retaining Ring With Shaped Surface
Publication number
20160045997
Publication date
Feb 18, 2016
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Application
Retaining Ring With Shaped Surface
Publication number
20140053981
Publication date
Feb 27, 2014
Applied Materials, Inc.
Hung Chih Chen
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
RETAINING RING WITH SHAPED SURFACE
Publication number
20120071067
Publication date
Mar 22, 2012
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Application
RETAINING RING WITH SHAPED SURFACE
Publication number
20110195639
Publication date
Aug 11, 2011
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Application
SELF CLEANING AND ADJUSTABLE SLURRY DELIVERY ARM
Publication number
20100112917
Publication date
May 6, 2010
Applied Materials, Inc.
JAMIE STUART LEIGHTON
B24 - GRINDING POLISHING
Information
Patent Application
RETAINING RING WITH SHAPED SURFACE
Publication number
20080196833
Publication date
Aug 21, 2008
Applied Materials, Inc.
Hung Chih Chen
B24 - GRINDING POLISHING
Information
Patent Application
COMPOSITE RETAINING RING
Publication number
20070197146
Publication date
Aug 23, 2007
APPLIED MATERIALS, INC.
Jeonghoon Oh
B24 - GRINDING POLISHING
Information
Patent Application
Attaching components of a carrier head
Publication number
20070143980
Publication date
Jun 28, 2007
Trung T. Doan
B24 - GRINDING POLISHING
Information
Patent Application
Composite retaining ring
Publication number
20060240750
Publication date
Oct 26, 2006
Jeonghoon Oh
B24 - GRINDING POLISHING
Information
Patent Application
Retaining ring with shaped surface
Publication number
20050191947
Publication date
Sep 1, 2005
Hung Chih Chen
B24 - GRINDING POLISHING