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Bong-Gyun KO
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Tokyo, JP
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last 30 patents
Information
Patent Grant
Method of reducing wrap imparted to silicon wafer by semiconductor...
Patent number
12,004,344
Issue date
Jun 4, 2024
Sumco Corporation
Toshiaki Ono
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of predicting warpage of silicon wafer and method of produci...
Patent number
11,094,600
Issue date
Aug 17, 2021
Sumco Corporation
Bong-Gyun Ko
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon wafer manufacturing method
Patent number
10,910,328
Issue date
Feb 2, 2021
Sumco Corporation
Bong-Gyun Ko
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing SIMOX wafer
Patent number
8,153,450
Issue date
Apr 10, 2012
Sumco Corporation
Bong-Gyun Ko
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of producing SIMOX wafer
Patent number
7,910,463
Issue date
Mar 22, 2011
Sumco Corporation
Yoshio Murakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing SOI substrate
Patent number
7,811,878
Issue date
Oct 12, 2010
Sumco Corporation
Tetsuya Nakai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing SIMOX wafer
Patent number
7,727,867
Issue date
Jun 1, 2010
Sumco Corporation
Yoshiro Aoki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing SOI substrate
Patent number
7,537,989
Issue date
May 26, 2009
Sumco Corporation
Tetsuya Nakai
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SILICON WAFER
Publication number
20220093624
Publication date
Mar 24, 2022
SUMCO CORPORATION
Toshiaki ONO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF PREDICTING WARPAGE OF SILICON WAFER AND METHOD OF PRODUCI...
Publication number
20200411392
Publication date
Dec 31, 2020
SUMCO CORPORATION
Bong-Gyun KO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON WAFER
Publication number
20200176461
Publication date
Jun 4, 2020
SUMCO CORPORATION
Toshiaki ONO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON WAFER MANUFACTURING METHOD
Publication number
20200091089
Publication date
Mar 19, 2020
SUMCO CORPORATION
Bong-Gyun KO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF PRODUCING SOI WAFER
Publication number
20130012008
Publication date
Jan 10, 2013
Bong-Gyun Ko
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SIMOX WAFER
Publication number
20100197047
Publication date
Aug 5, 2010
SUMCO CORPORATION
Bong-Gyun KO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of Manufacturing SOI Substrate
Publication number
20090203187
Publication date
Aug 13, 2009
SUMCO CORPORATION
Tetsuya NAKAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SOI SUBSTRATE
Publication number
20080242048
Publication date
Oct 2, 2008
SUMCO CORPORATION
Tetsuya Nakai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of producing SIMOX wafer
Publication number
20070238312
Publication date
Oct 11, 2007
SUMCO CORPORATION
Yoshio Murakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SIMOX WAFER
Publication number
20070196995
Publication date
Aug 23, 2007
Yoshiro Aoki
H01 - BASIC ELECTRIC ELEMENTS