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Susumu Maeda
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Kanagawa, 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
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 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
Information
Patent Grant
Manufacturing method for silicon wafer
Patent number
7,977,219
Issue date
Jul 12, 2011
Covalent Materials Corporation
Hiromichi Isogai
C30 - CRYSTAL GROWTH
Information
Patent Grant
Nitrogen doped silicon wafer and manufacturing method thereof
Patent number
7,875,117
Issue date
Jan 25, 2011
Sumco Techxiv Corporation
Kouzo Nakamura
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Silicon semiconductor substrate heat-treatment method and silicon s...
Patent number
7,759,227
Issue date
Jul 20, 2010
Sumco Techxiv Corporation
Susumu Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing silicon wafer
Patent number
7,329,317
Issue date
Feb 12, 2008
Komatsu Denshi Kinzoku Kabushiki Kaisha
Susumu Maeda
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for producing single-crystal semiconductor and apparatus fo...
Patent number
7,235,128
Issue date
Jun 26, 2007
Komatsu Denshi Kinzoku Kabushiki Kaisha
Susumu Maeda
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for producing silicon single crystal having no flaw
Patent number
6,869,478
Issue date
Mar 22, 2005
Komatsu Denshi Kinzoku Kabushiki Kaisha
Kozo Nakamura
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Silicon crystal, and device and method for manufacturing same
Patent number
6,096,128
Issue date
Aug 1, 2000
Toshiba Ceramics Co., Ltd.
Hideo Nakanishi
C30 - CRYSTAL GROWTH
Information
Patent Grant
Detecting method of impurity concentration in crystal, method for p...
Patent number
6,019,837
Issue date
Feb 1, 2000
Komatsu Electronic Metals Co., Ltd.
Susumu Maeda
C30 - CRYSTAL GROWTH
Information
Patent Grant
Detecting method of impurity concentration in crystal, method for p...
Patent number
6,004,393
Issue date
Dec 21, 1999
Komatsu Electronic Metals Co., Ltd.
Susumu Maeda
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING SILICON WAFERS
Publication number
20240339315
Publication date
Oct 10, 2024
GlobalWafers Japan Co., Ltd.
Susumu MAEDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SILICON WAFER AND SILICON WAFER
Publication number
20240304458
Publication date
Sep 12, 2024
GLOBAL WAFERS JAPAN CO., LTD.
Susumu MAEDA
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
METHOD FOR MANUFACTURING SILICON WAFER
Publication number
20130175726
Publication date
Jul 11, 2013
GlobalWafers Japan Co., Ltd.
Toshiro MINAMI
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
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
MANUFACTURING METHOD FOR SILICON WAFER
Publication number
20100055884
Publication date
Mar 4, 2010
COVALENT MATERIALS CORPORATION
Hiromichi Isogai
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
Silicon Semiconductor Substrate Heat-Treatment Method and Silicon S...
Publication number
20070252239
Publication date
Nov 1, 2007
KOMATSU ELECTRONIC METALS CO., LTD
Susumu Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITORGEN DOPED SILICON WAFER AND MANUFACTURING METHOD THEREOF
Publication number
20070218570
Publication date
Sep 20, 2007
KOMATSU ELECTRONIC METALS CO., LTD
Kouzo Nakamura
C30 - CRYSTAL GROWTH
Information
Patent Application
Method for producing silicon wafer
Publication number
20060005762
Publication date
Jan 12, 2006
Susumu Maeda
C30 - CRYSTAL GROWTH
Information
Patent Application
Process for producing single-crystal semiconductor and apparatus fo...
Publication number
20050139149
Publication date
Jun 30, 2005
KOMATSU DENSHI KINZOKU KABUSHIKI KAISHA
Susumu Maeda
C30 - CRYSTAL GROWTH
Information
Patent Application
Method for producing silicon single crystal having no flaw
Publication number
20030041796
Publication date
Mar 6, 2003
Kozo Nakamura
C30 - CRYSTAL GROWTH