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Koji Araki
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Niigata, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Thermal processing method for silicon wafer
Patent number
11,162,191
Issue date
Nov 2, 2021
Globalwafers Japan Co., Ltd
Susumu Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Evaluation method of silicon wafer
Patent number
11,060,983
Issue date
Jul 13, 2021
Globalwafers Japan Co., Ltd
Haruo Sudo
G01 - MEASURING TESTING
Information
Patent Grant
Protective-film forming method for semiconductor substrate
Patent number
10,840,089
Issue date
Nov 17, 2020
Globalwafers Japan Co., Ltd
Shin Sakai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon wafer
Patent number
10,648,101
Issue date
May 12, 2020
Globalwafers Japan Co., Ltd
Susumu Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon wafer and method for manufacturing the same
Patent number
10,141,180
Issue date
Nov 27, 2018
Globalwafers Japan Co., Ltd
Koji Araki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thermal treatment method of silicon wafer and silicon wafer
Patent number
9,059,099
Issue date
Jun 16, 2015
Global Wafers Japan Co., Ltd.
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon wafer and method for heat-treating silicon wafer
Patent number
8,999,864
Issue date
Apr 7, 2015
Global Wafers Japan Co., Ltd.
Takeshi Senda
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method of manufacturing single crystal silicon wafer from ingot gro...
Patent number
8,476,149
Issue date
Jul 2, 2013
Global Wafers Japan Co., Ltd.
Hiromichi Isogai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for heat treating a silicon wafer
Patent number
8,399,341
Issue date
Mar 19, 2013
Covalent Materials Corporation
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of heat treating silicon wafer
Patent number
8,252,700
Issue date
Aug 28, 2012
Covalent Materials Corporation
Takeshi Senda
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
EVALUATION METHOD OF SILICON WAFER
Publication number
20210055232
Publication date
Feb 25, 2021
GlobalWafers Japan Co., Ltd.
Haruo SUDO
G01 - MEASURING TESTING
Information
Patent Application
PROTECTIVE-FILM FORMING METHOD FOR SEMICONDUCTOR SUBSTRATE
Publication number
20200203159
Publication date
Jun 25, 2020
GLOBALWAFERS JAPAN CO., LTD.
Shin SAKAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THERMAL PROCESSING METHOD FOR SILICON WAFER
Publication number
20200181802
Publication date
Jun 11, 2020
GLOBALWAFERS JAPAN CO., LTD.
Susumu MAEDA
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON WAFER
Publication number
20190119828
Publication date
Apr 25, 2019
GLOBALWAFERS JAPAN CO., LTD.
Susumu MAEDA
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MANUFACTURING A SILICON WAFER
Publication number
20160293446
Publication date
Oct 6, 2016
GlobalWafers Japan Co., Ltd.
Haruo SUDO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON WAFER AND METHOD FOR MANUFACTURING THE SAME
Publication number
20150044422
Publication date
Feb 12, 2015
GLOBALWAFERS JAPAN CO., LTD.
Koji ARAKI
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR HEAT-TREATING SILICON WAFER
Publication number
20130078588
Publication date
Mar 28, 2013
Covalent Silicon Corporation
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THERMAL TREATMENT METHOD OF SILICON WAFER AND SILICON WAFER
Publication number
20120241912
Publication date
Sep 27, 2012
COVALENT MATERIALS CORPORATION
Takeshi SENDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR HEAT TREATING A SILICON WAFER
Publication number
20120184091
Publication date
Jul 19, 2012
Covalent Materials Corporation
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON WAFER AND METHOD FOR HEAT-TREATING SILICON WAFER
Publication number
20120139088
Publication date
Jun 7, 2012
Covalent Materials Corporation
Takeshi Senda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of heat treating silicon wafer
Publication number
20100197146
Publication date
Aug 5, 2010
COVALENT MATERIALS CORPORATION
Takeshi Senda
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON WAFER, METHOD FOR MANUFACTURING THE SAME AND METHOD FOR HEA...
Publication number
20100038757
Publication date
Feb 18, 2010
COVALENT MATERIALS CORPORATION
Hiromichi Isogai
C30 - CRYSTAL GROWTH
Information
Patent Application
SURFACE CLEANING METHOD OF SEMICONDUCTOR WAFER HEAT TREATMENT BOAT
Publication number
20080237190
Publication date
Oct 2, 2008
Covalent Materials Corporation
Tatsuhiko Aoki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HEAT TREATMENT METHOD FOR SILICON WAFER
Publication number
20080166891
Publication date
Jul 10, 2008
COVALENT MATERIALS CORPORATION
Manabu Hirasawa
H01 - BASIC ELECTRIC ELEMENTS