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Katsuhiko Nakai
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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Silicon single crystal substrate and method of manufacturing the same
Patent number
9,303,332
Issue date
Apr 5, 2016
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing silicon single crystal, silicon single crys...
Patent number
8,961,685
Issue date
Feb 24, 2015
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon wafer and method of manufacturing the same
Patent number
RE45238
Issue date
Nov 11, 2014
Siltronic AG
Masayuki Fukuda
428 - Stock material or miscellaneous articles
Information
Patent Grant
P-type silicon single crystal and method of manufacturing the same
Patent number
8,872,307
Issue date
Oct 28, 2014
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing annealed wafer
Patent number
8,835,284
Issue date
Sep 16, 2014
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Annealed wafer and manufacturing method of annealed wafer
Patent number
8,545,622
Issue date
Oct 1, 2013
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon wafer and method for producing the same
Patent number
8,524,001
Issue date
Sep 3, 2013
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon wafer and method for producing the same
Patent number
8,524,002
Issue date
Sep 3, 2013
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for the preparation of silicon wafer with reduced slip and...
Patent number
8,382,894
Issue date
Feb 26, 2013
Siltronic AG
Katsuhiko Nakai
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Silicon wafer and production method therefor
Patent number
8,357,939
Issue date
Jan 22, 2013
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon wafer and method of manufacturing the same
Patent number
8,343,618
Issue date
Jan 1, 2013
Siltronic AG
Masayuki Fukuda
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Epitaxial wafer and production method thereof
Patent number
8,241,421
Issue date
Aug 14, 2012
Siltronic AG
Katsuhiko Nakai
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Silicon wafer for semiconductor and manufacturing method thereof
Patent number
8,197,594
Issue date
Jun 12, 2012
Siltronic AG
Katsuhiko Nakai
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Silicon wafer and method for manufacturing the same
Patent number
8,142,885
Issue date
Mar 27, 2012
Siltronic AG
Katsuhiko Nakai
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Epitaxial wafer and method for producing epitaxial wafers
Patent number
7,875,115
Issue date
Jan 25, 2011
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for producing p-doped and epitaxially coated semiconductor...
Patent number
7,470,323
Issue date
Dec 30, 2008
Siltronic AG
Wilfried von Ammon
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon semiconductor wafer and method for producing the same
Patent number
6,548,886
Issue date
Apr 15, 2003
Wacker NSCE Corporation
Atsushi Ikari
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING SILICON SINGLE CRYSTAL, SILICON SINGLE CRYS...
Publication number
20130277809
Publication date
Oct 24, 2013
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING ANNEALED WAFER
Publication number
20130273719
Publication date
Oct 17, 2013
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon Single Crystal Substrate and Method Of Manufacturing The Same
Publication number
20130161793
Publication date
Jun 27, 2013
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
P-Type Silicon Single Crystal and Method Of Manufacturing The Same
Publication number
20130093058
Publication date
Apr 18, 2013
SILTRONIC AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon Wafer and Method For Producing The Same
Publication number
20110156216
Publication date
Jun 30, 2011
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicone Wafer and Production Method Therefor
Publication number
20110156215
Publication date
Jun 30, 2011
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Epitaxial Wafer and Production Method Thereof
Publication number
20110084366
Publication date
Apr 14, 2011
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon wafer and method for producing the same
Publication number
20100164071
Publication date
Jul 1, 2010
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon Wafer and Method Of Manufacturing The Same
Publication number
20100163807
Publication date
Jul 1, 2010
Siltronic AG
Masayuki Fukuda
C30 - CRYSTAL GROWTH
Information
Patent Application
Annealed wafer and method for producing annealed wafer
Publication number
20100155903
Publication date
Jun 24, 2010
Siltronic AG
Kazunori Ishisaka
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON WAFER AND METHOD FOR MANUFACTURING THE SAME
Publication number
20100047563
Publication date
Feb 25, 2010
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon Wafer And Method For Manufacturing The Same
Publication number
20080131679
Publication date
Jun 5, 2008
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon Wafer For Semiconductor And Manufacturing Method Thereof
Publication number
20080113171
Publication date
May 15, 2008
Siltronic AG
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Process For Producing P-Doped and Epitaxially Coated Semiconductor...
Publication number
20080096371
Publication date
Apr 24, 2008
Siltronic AG
Wilfried von Ammon
C30 - CRYSTAL GROWTH
Information
Patent Application
Epitaxial wafer and method for producing epitaxial wafers
Publication number
20070178668
Publication date
Aug 2, 2007
Katsuhiko Nakai
C30 - CRYSTAL GROWTH
Information
Patent Application
Annealed wafer and manufacturing method of annealed wafer
Publication number
20070155134
Publication date
Jul 5, 2007
Katsuhiko Nakai
C30 - CRYSTAL GROWTH