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Matthew Francis O'Keefe
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Newton Aycliffe, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting structure and method of manufacture thereof
Patent number
8,502,258
Issue date
Aug 6, 2013
RFMD (UK) Limited
Matthew F. O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reflecting light emitting structure and method of manufacture thereof
Patent number
8,405,068
Issue date
Mar 26, 2013
RFMD (UK) Limited
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Transistor
Patent number
8,101,973
Issue date
Jan 24, 2012
RFMD (UK) Limited
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compound semiconductor substrate for a field effect transistor
Patent number
7,868,356
Issue date
Jan 11, 2011
Filtronic PLC
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field effect transistor with aluminum and phosphorus etch stop layer
Patent number
7,538,365
Issue date
May 26, 2009
Filtronic PLC
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor wafer handling method
Patent number
6,846,698
Issue date
Jan 25, 2005
Filtronic Compound Semiconductor Ltd.
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Optical Waveguide Structure and Method of Manufacture Thereof
Publication number
20140287590
Publication date
Sep 25, 2014
U2T Photonics UK Limited
Gayle Murdoch
G02 - OPTICS
Information
Patent Application
OPTICAL WAVEGUIDE STRUCTURE AND METHOD OF MANUFACTURE THEREOF
Publication number
20110243520
Publication date
Oct 6, 2011
Gayle Murdoch
G02 - OPTICS
Information
Patent Application
REFLECTING LIGHT EMITTING STRUCTURE AND METHOD OF MANUFACTURE THEREOF
Publication number
20110101300
Publication date
May 5, 2011
RFMD (UK) LIMITED
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING STRUCTURE WITH INTEGRAL REVERSE VOLTAGE PROTECTION
Publication number
20110017972
Publication date
Jan 27, 2011
RFMD (UK) LIMITED
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING STRUCTURE AND METHOD OF MANUFACTURE THEREOF
Publication number
20100230656
Publication date
Sep 16, 2010
RFMD (UK) LIMITED
Matthew F. O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Compound Semiconductor Substrate For a Field Effect Transistor
Publication number
20090261382
Publication date
Oct 22, 2009
FILTRONIC PLC
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRANSISTOR
Publication number
20080237643
Publication date
Oct 2, 2008
FITRONIC COMPOUND SEMICONDUCTORS LIMITED
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FIELD EFFECT TRANSISTOR, COMPOUND SEMICONDUCTOR SUBSTRATE AND PROCE...
Publication number
20080153303
Publication date
Jun 26, 2008
FILTRONIC PLC
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRICALLY CONDUCTING TRACK AND METHOD OF MANUFACTURE THEREOF
Publication number
20070241429
Publication date
Oct 18, 2007
FILTRONIC COMPOUND SEMICONDUCTORS LIMITED
Ron Arnold
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Field effect transistor, compound semiconductor substrate and proce...
Publication number
20050285144
Publication date
Dec 29, 2005
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor wafer handling method
Publication number
20020177257
Publication date
Nov 28, 2002
Filtronic Compound Semiconductor Limited
Matthew Francis O'Keefe
H01 - BASIC ELECTRIC ELEMENTS