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Kanagawa, JP
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last 30 patents
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Patent Grant
N-type silicon single crystal production method, n-type silicon sin...
Patent number
11,702,760
Issue date
Jul 18, 2023
Sumco Corporation
Koichi Maegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Deposit removing device and deposit removing method
Patent number
11,639,560
Issue date
May 2, 2023
Sumco Corporation
Fukuo Ogawa
B08 - CLEANING
Information
Patent Grant
N-type silicon single crystal production method, n-type silicon sin...
Patent number
11,377,755
Issue date
Jul 5, 2022
Sumco Corporation
Koichi Maegawa
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for producing silicon single crystal
Patent number
11,242,617
Issue date
Feb 8, 2022
Sumco Corporation
Koichi Maegawa
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for manufacturing silicon single crystal, flow straightening...
Patent number
10,916,425
Issue date
Feb 9, 2021
Sumco Corporation
Fukuo Ogawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Producing method and apparatus of silicon single crystal, and silic...
Patent number
10,294,583
Issue date
May 21, 2019
Sumco Techxiv Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Manufacturing method of monocrystalline silicon and monocrystalline...
Patent number
10,233,564
Issue date
Mar 19, 2019
Sumco Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for producing single crystal, and method for producing silic...
Patent number
10,233,562
Issue date
Mar 19, 2019
Sumco Techxiv Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon single crystal pulling device and graphite member used therein
Patent number
9,212,431
Issue date
Dec 15, 2015
Sumco Techxiv Corporation
Shinichi Kawazoe
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Processes for production of silicon ingot, silicon wafer and epitax...
Patent number
9,074,298
Issue date
Jul 7, 2015
Sumco Techxiv Corporation
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing monocrystal, flow straightening cylinder, a...
Patent number
8,961,686
Issue date
Feb 24, 2015
Sumco Techxiv Corporation
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon single crystal pull-up apparatus that pulls a doped silicon...
Patent number
8,920,561
Issue date
Dec 30, 2014
Sumco Techxiv Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of producing single crystal silicon
Patent number
8,888,911
Issue date
Nov 18, 2014
Sumco Techxiv Corporation
Masayuki Uto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for manufacturing single crystal
Patent number
8,852,340
Issue date
Oct 7, 2014
Sumco Techxiv Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of manufacturing silicon single crystal
Patent number
8,840,721
Issue date
Sep 23, 2014
Sumco Techxiv Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for production of silicon single crystal, and highly doped...
Patent number
8,747,551
Issue date
Jun 10, 2014
Sumco Techxiv Corporation
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Information
Patent Grant
Doping apparatus for simultaneously injecting two dopants into a se...
Patent number
8,715,416
Issue date
May 6, 2014
Sumco Techxiv Corporation
Yasuhito Narushima
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for manufacturing single crystal
Patent number
8,580,032
Issue date
Nov 12, 2013
Sumco Techxiv Corporation
Yasuhito Narushima
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process for production of silicon single crystal, and highly doped...
Patent number
8,574,363
Issue date
Nov 5, 2013
Sumco Techxiv Corporation
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Information
Patent Grant
Manufacturing method for silicon single crystal
Patent number
8,535,439
Issue date
Sep 17, 2013
Sumco Techxiv Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Silicon single crystal pull-up apparatus having a sliding sample tube
Patent number
8,518,180
Issue date
Aug 27, 2013
Sumco Techxiv Corporation
Yasuhito Narushima
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Dopant implanting method and doping apparatus
Patent number
8,283,241
Issue date
Oct 9, 2012
Sumco Techxiv Corporation
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for manufacturing single crystal
Patent number
8,110,042
Issue date
Feb 7, 2012
Sumco Techxiv Corporation
Yasuhito Narushima
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process for production of silicon single crystal
Patent number
8,043,428
Issue date
Oct 25, 2011
Sumco Techxiv Corporation
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
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Patent Application
METHOD OF MANUFACTURING MONOCRYSTALLINE SILICON
Publication number
20240068126
Publication date
Feb 29, 2024
SUMCO CORPORATION
Fukuo OGAWA
C30 - CRYSTAL GROWTH
Information
Patent Application
N-TYPE SILICON SINGLE CRYSTAL PRODUCTION METHOD, N-TYPE SILICON SIN...
Publication number
20230295835
Publication date
Sep 21, 2023
SUMCO CORPORATION
Koichi MAEGAWA
C30 - CRYSTAL GROWTH
Information
Patent Application
DEPOSIT REMOVING DEVICE AND DEPOSIT REMOVING METHOD
Publication number
20220267929
Publication date
Aug 25, 2022
SUMCO CORPORATION
Fukuo OGAWA
B08 - CLEANING
Information
Patent Application
N-TYPE SILICON SINGLE CRYSTAL PRODUCTION METHOD, N-TYPE SILICON SIN...
Publication number
20200224329
Publication date
Jul 16, 2020
SUMCO CORPORATION
Koichi MAEGAWA
C30 - CRYSTAL GROWTH
Information
Patent Application
N-TYPE SILICON SINGLE CRYSTAL PRODUCTION METHOD, N-TYPE SILICON SIN...
Publication number
20200141024
Publication date
May 7, 2020
SUMCO CORPORATION
Koichi MAEGAWA
C30 - CRYSTAL GROWTH
Information
Patent Application
SINGLE CRYSTAL SILICON PRODUCTION METHOD, EPITAXIAL SILICON WAFER P...
Publication number
20200135460
Publication date
Apr 30, 2020
SUMCO CORPORATION
Yasuhito NARUSHIMA
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR PRODUCING SILICON SINGLE CRYSTAL
Publication number
20200087814
Publication date
Mar 19, 2020
SUMCO CORPORATION
Koichi MAEGAWA
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MANUFACTURING SILICON SINGLE CRYSTAL, FLOW STRAIGHTENING...
Publication number
20200027732
Publication date
Jan 23, 2020
SUMCO CORPORATION
Fukuo OGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANUFACTURING METHOD OF MONOCRYSTALLINE SILICON AND MONOCRYSTALLINE...
Publication number
20180094360
Publication date
Apr 5, 2018
SUMCO CORPORATION
Yasuhito NARUSHIMA
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR PRODUCING SINGLE CRYSTAL, AND METHOD FOR PRODUCING SILIC...
Publication number
20160102418
Publication date
Apr 14, 2016
SUMCO TECHXIV CORPORATION
Yasuhito NARUSHIMA
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MANUFACTURING SINGLE CRYSTAL
Publication number
20140033967
Publication date
Feb 6, 2014
SUMCO TECHXIV CORPORATION
Yasuhito NARUSHIMA
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESS FOR PRODUCTION OF SILICON SINGLE CRYSTAL, AND HIGHLY DOPED...
Publication number
20140020617
Publication date
Jan 23, 2014
SUMCO TECHXIV CORPORATION
Shinichi KAWAZOE
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESSES FOR PRODUCTION OF SILICON INGOT, SILICON WAFER AND EPITAX...
Publication number
20110140241
Publication date
Jun 16, 2011
SUMCO TECHXIV CORPORATION
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON SINGLE CRYSTAL PULL-UP APPARATUS
Publication number
20110132257
Publication date
Jun 9, 2011
SUMCO TECHXIV CORPORATION
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON SINGLE CRYSTAL PULL-UP APPARATUS
Publication number
20110120367
Publication date
May 26, 2011
SUMCO TECHXIV CORPORATION
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING SILICON SINGLE CRYSTAL
Publication number
20110114011
Publication date
May 19, 2011
SUMCO CORPORATION
Yasuhito NARUSHIMA
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF PRODUCING SINGLE CRYSTAL SILICON
Publication number
20110056428
Publication date
Mar 10, 2011
SUMCO CORPORATION
Masayuki Uto
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESS FOR PRODUCTION OF SILICON SINGLE CRYSTAL, AND HIGHLY DOPED...
Publication number
20110049438
Publication date
Mar 3, 2011
Shinichi Kawazone
C30 - CRYSTAL GROWTH
Information
Patent Application
PRODUCING METHOD AND APPARATUS OF SILICON SINGLE CRYSTAL, AND SILIC...
Publication number
20100294999
Publication date
Nov 25, 2010
SUMCO TECHXIV CORPORATION
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF MANUFACTURING MONOCRYSTAL, FLOW STRAIGHTENING CYLINDER, A...
Publication number
20100212580
Publication date
Aug 26, 2010
SUMCO TECHXIV CORPORATION
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Information
Patent Application
MANUFACTURING METHOD FOR SILICON SINGLE CRYSTAL
Publication number
20100175612
Publication date
Jul 15, 2010
SUMCO TECHXIV CORPORATION
Yasuhito NARUSHIMA
C30 - CRYSTAL GROWTH
Information
Patent Application
DOPANT IMPLANTING METHOD AND DOPING APPARATUS
Publication number
20100151667
Publication date
Jun 17, 2010
SUMCO TECHXIV CORPORATION
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESS FOR PRODUCTION OF SILICON SINGLE CRYSTAL, AND SILICON SINGL...
Publication number
20100133485
Publication date
Jun 3, 2010
SUMCO TECHXIV CORPORATION
Shinichi Kawazoe
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MANUFACTURING SINGLE CRYSTAL
Publication number
20100071612
Publication date
Mar 25, 2010
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MANUFACTURING SINGLE CRYSTAL
Publication number
20100050931
Publication date
Mar 4, 2010
SUMCO TECHXIV CORPORATION
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
DOPING APPARATUS AND METHOD FOR MANUFACTURING SILICON SINGLE CRYSTAL
Publication number
20100031871
Publication date
Feb 11, 2010
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF INJECTING DOPANT GAS
Publication number
20090145350
Publication date
Jun 11, 2009
SUMCO TECHXIV CORPORATION
Yasuhito Narushima
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON SINGLE CRYSTAL PULLING DEVICE AND GRAPHITE MEMBER USED THEREIN
Publication number
20080078322
Publication date
Apr 3, 2008
SUMCO TECHXIV CORPORATION
Shinichi Kawazoe
C30 - CRYSTAL GROWTH