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David John Wallis
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Malvern, GB
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Patents Grants
last 30 patents
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Patent Grant
P-type semiconductor devices
Patent number
8,575,595
Issue date
Nov 5, 2013
Qinetiq Limited
David John Wallis
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Buffer structure for modifying a silicon substrate
Patent number
7,323,764
Issue date
Jan 29, 2008
QinetiQ Limited
David J Wallis
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
METHOD OF FABRICATION OF SEMICONDUCTOR DEVICE
Publication number
20140042558
Publication date
Feb 13, 2014
QINETIQ LIMITED
Martin Trevor Emeny
B82 - NANO-TECHNOLOGY
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Patent Application
STRAIN CONTROL IN SEMICONDUCTOR DEVICES
Publication number
20120025168
Publication date
Feb 2, 2012
QINETIQ LIMITED
David John Wallis
B82 - NANO-TECHNOLOGY
Information
Patent Application
P-TYPE SEMICONDUCTOR DEVICES
Publication number
20120025170
Publication date
Feb 2, 2012
QINETIQ LIMITED
David John Wallis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
UNIAXIAL TENSILE STRAIN IN SEMICONDUCTOR DEVICES
Publication number
20120018704
Publication date
Jan 26, 2012
QINETIQ LIMITED
David John Wallis
B82 - NANO-TECHNOLOGY