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Chiu Ng
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El Segundo, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Bipolar semiconductor device with multi-trench enhancement regions
Patent number
10,164,078
Issue date
Dec 25, 2018
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having a superjunction structure
Patent number
10,115,812
Issue date
Oct 30, 2018
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar semiconductor device with sub-cathode enhancement regions
Patent number
9,871,128
Issue date
Jan 16, 2018
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT having deep gate trench
Patent number
9,859,407
Issue date
Jan 2, 2018
Infineon Technologies Americas Corp.
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar semiconductor device having a deep charge-balanced structure
Patent number
9,831,330
Issue date
Nov 28, 2017
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT having a deep superjunction structure
Patent number
9,799,725
Issue date
Oct 24, 2017
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bipolar semiconductor device having a charge-balanced inter-trench...
Patent number
9,768,284
Issue date
Sep 19, 2017
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT having an inter-trench superjunction structure
Patent number
9,685,506
Issue date
Jun 20, 2017
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT with buried emitter electrode
Patent number
9,496,378
Issue date
Nov 15, 2016
Infineon Technologies Americas Corp.
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Deep gate trench IGBT
Patent number
9,299,819
Issue date
Mar 29, 2016
Infineon Technologies Americas Corp.
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT with buried emitter electrode
Patent number
9,245,985
Issue date
Jan 26, 2016
Infineon Technologies Americas Corp.
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having increased switching speed
Patent number
8,314,002
Issue date
Nov 20, 2012
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Variable threshold trench IGBT with offset emitter contacts
Patent number
8,067,797
Issue date
Nov 29, 2011
International Rectifier Corporation
Chiu Ng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench IGBT with depletion stop layer
Patent number
7,956,419
Issue date
Jun 7, 2011
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench IGBT for highly capacitive loads
Patent number
7,655,977
Issue date
Feb 2, 2010
International Rectifier Corporation
Chiu Ng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High voltage non punch through IGBT for switch mode power supplies
Patent number
7,534,666
Issue date
May 19, 2009
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT with amorphous silicon transparent collector
Patent number
7,507,608
Issue date
Mar 24, 2009
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process to create buried heavy metal at selected depth
Patent number
7,485,920
Issue date
Feb 3, 2009
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Angled implant for shorter trench emitter
Patent number
7,335,947
Issue date
Feb 26, 2008
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT with amorphous silicon transparent collector
Patent number
7,005,702
Issue date
Feb 28, 2006
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Angled implant for shorter trench emitter
Patent number
6,919,248
Issue date
Jul 19, 2005
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Diode with weak anode
Patent number
6,753,580
Issue date
Jun 22, 2004
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydrogen implant for buffer zone of punch-through non EPI IGBT
Patent number
6,707,111
Issue date
Mar 16, 2004
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench IGBT
Patent number
6,683,331
Issue date
Jan 27, 2004
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hybrid IGBT and MOSFET for zero current at zero voltage
Patent number
6,627,961
Issue date
Sep 30, 2003
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fast recovery diode and method for its manufacture
Patent number
6,603,153
Issue date
Aug 5, 2003
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydrogen implant for buffer zone of punch-through non epi IGBT
Patent number
6,482,681
Issue date
Nov 19, 2002
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for forming power MOSFET device in float zone, non-epitaxia...
Patent number
6,426,248
Issue date
Jul 30, 2002
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fast recovery diode and method for its manufacture
Patent number
6,261,874
Issue date
Jul 17, 2001
International Rectifier Corp.
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Anneal-free process for forming weak collector
Patent number
6,242,288
Issue date
Jun 5, 2001
International Rectifier Corp.
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor Device Having a Superjunction Structure
Publication number
20180012983
Publication date
Jan 11, 2018
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar Semiconductor Device with Multi-Trench Enhancement Regions
Publication number
20170271488
Publication date
Sep 21, 2017
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar Semiconductor Device Having Localized Enhancement Regions
Publication number
20170271445
Publication date
Sep 21, 2017
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar Semiconductor Device with Sub-Cathode Enhancement Regions
Publication number
20170271487
Publication date
Sep 21, 2017
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar Semiconductor Device Having a Charge-Balanced Inter-Trench...
Publication number
20160260824
Publication date
Sep 8, 2016
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT Having an Inter-Trench Superjunction Structure
Publication number
20160260799
Publication date
Sep 8, 2016
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bipolar Semiconductor Device Having a Deep Charge-Balanced Structure
Publication number
20160260823
Publication date
Sep 8, 2016
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT Having a Deep Superjunction Structure
Publication number
20160260825
Publication date
Sep 8, 2016
Infineon Technologies Americas Corp.
Florin Udrea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT Having Deep Gate Trench
Publication number
20160204238
Publication date
Jul 14, 2016
Infineon Technologies Americas Corp.
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT with Buried Emitter Electrode
Publication number
20160155832
Publication date
Jun 2, 2016
Infineon Technologies Americas Corp.
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT with Buried Emitter Electrode
Publication number
20130256744
Publication date
Oct 3, 2013
INTERNATIONAL RECTIFIER CORPORATION
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Deep Gate Trench IGBT
Publication number
20130256745
Publication date
Oct 3, 2013
International Rectifier Corporation
Yi Tang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VARIABLE THRESHOLD TRENCH IGBT WITH OFFSET EMITTER CONTACTS
Publication number
20090146177
Publication date
Jun 11, 2009
Chiu Ng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Trench IGBT with depletion stop layer
Publication number
20070096167
Publication date
May 3, 2007
International Rectifier Corp.
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Trench IGBT for highly capacitive loads
Publication number
20070085148
Publication date
Apr 19, 2007
International Rectifier Corp.
Chiu Ng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Trench IGBT with increased short circuit capability
Publication number
20070063269
Publication date
Mar 22, 2007
International Rectifier Corp.
Chiu Ng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Deep N diffusion for trench IGBT
Publication number
20070034941
Publication date
Feb 15, 2007
International Rectifier Corp.
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High voltage non punch through IGBT for switch mode power supplies
Publication number
20070026577
Publication date
Feb 1, 2007
International Rectifier Corp.
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT with amorphous silicon transparent collector
Publication number
20060094179
Publication date
May 4, 2006
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having increased switching speed
Publication number
20050227461
Publication date
Oct 13, 2005
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Angled implant for shorter trench emitter
Publication number
20050212039
Publication date
Sep 29, 2005
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Angled implant for shorter trench emitter
Publication number
20040178457
Publication date
Sep 16, 2004
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Trench IGBT
Publication number
20030201454
Publication date
Oct 30, 2003
International Rectifier Corp.
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Process to create buried heavy metal at selected depth
Publication number
20030057522
Publication date
Mar 27, 2003
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hydrogen implant for buffer zone of punch-through non EPI IGBT
Publication number
20020190281
Publication date
Dec 19, 2002
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Process for forming power MOSFET device in float zone, non-epitaxia...
Publication number
20020019084
Publication date
Feb 14, 2002
International Rectifier Corporation
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Fast recovery diode and method for its manufacture
Publication number
20020008246
Publication date
Jan 24, 2002
International Rectifier Corp.
Richard Francis
H01 - BASIC ELECTRIC ELEMENTS