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M. Hani Badawi
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Santa Clara, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Low etch pit density (EPD) semi-insulating III-V wafers
Patent number
8,361,225
Issue date
Jan 29, 2013
AXT, Inc.
Weiguo Liu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Low etch pit density (EPD) semi-insulating GaAs wafers
Patent number
7,566,641
Issue date
Jul 28, 2009
AXT, Inc.
Weiguo Liu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Low Etch Pit Density (EPD) Semi-Insulating III-V Wafers
Publication number
20110293890
Publication date
Dec 1, 2011
AXT, Inc.
Weiguo Liu
C30 - CRYSTAL GROWTH
Information
Patent Application
LOW ETCH PIT DENSITY (EPD) SEMI-INSULATING III-V WAFERS
Publication number
20110089538
Publication date
Apr 21, 2011
Weiguo Liu
C30 - CRYSTAL GROWTH
Information
Patent Application
Low Etch Pit Density (EPD) Semi-Insulating GaAs Wafers
Publication number
20100001288
Publication date
Jan 7, 2010
AXT, Inc.
Weiguo Liu
C30 - CRYSTAL GROWTH
Information
Patent Application
Low etch pit density (EPD) semi-insulating GaAs wafers
Publication number
20080280427
Publication date
Nov 13, 2008
Weiguo Liu
C30 - CRYSTAL GROWTH