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Gunma, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing silicon wafer
Patent number
10,297,463
Issue date
May 21, 2019
Shin-Etsu Handotai Co., Ltd.
Katsuyoshi Suzuki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for manufacturing silicon substrate and silicon substrate
Patent number
9,390,905
Issue date
Jul 12, 2016
Shin-Etsu Handotai Co., Ltd.
Tetsuya Oka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for manufacturing silicon single crystal wafer and electroni...
Patent number
9,252,025
Issue date
Feb 2, 2016
Shin-Etsu Handotai Co., Ltd.
Tetsuya Oka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing silicon wafer and silicon wafer manufactur...
Patent number
8,377,202
Issue date
Feb 19, 2013
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for measuring resistivity of semiconductor wafer
Patent number
6,914,442
Issue date
Jul 5, 2005
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
G01 - MEASURING TESTING
Information
Patent Grant
Production method for silicon epitaxial wafer and silicon epitaxial...
Patent number
6,589,336
Issue date
Jul 8, 2003
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR MANUFACTURING SILICON WAFER
Publication number
20180247830
Publication date
Aug 30, 2018
Shin-Etsu Handotai Co., Ltd.
Katsuyoshi SUZUKI
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR MANUFACTURING SILICON SINGLE CRYSTAL WAFER AND ELECTRONI...
Publication number
20150001680
Publication date
Jan 1, 2015
Shin-Etsu Handotai Co., Ltd.
Tetsuya Oka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SILICON SUBSTRATE AND SILICON SUBSTRATE
Publication number
20130316139
Publication date
Nov 28, 2013
Shin-Etsu Handotai Co., Ltd.
Tetsuya Oka
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR HEAT-TREATING WAFER, METHOD FOR PRODUCING SILICON WAFER,...
Publication number
20130098888
Publication date
Apr 25, 2013
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR PRODUCING SILICON WAFER AND SILICON WAFER
Publication number
20130093060
Publication date
Apr 18, 2013
Shin-Etsu Handotai Co., Ltd.
Tetsuya Oka
C30 - CRYSTAL GROWTH
Information
Patent Application
ANNEALED WAFER, METHOD FOR PRODUCING ANNEALED WAFER AND METHOD FOR...
Publication number
20120001301
Publication date
Jan 5, 2012
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
C30 - CRYSTAL GROWTH
Information
Patent Application
SILICON SINGLE CRYSTAL WAFER, METHOD FOR PRODUCING SILICON SINGLE C...
Publication number
20110001219
Publication date
Jan 6, 2011
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
C30 - CRYSTAL GROWTH
Information
Patent Application
Method for Manufacturing Silicon Wafer and Silicon Wafer Manufactur...
Publication number
20090242843
Publication date
Oct 1, 2009
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
C30 - CRYSTAL GROWTH
Information
Patent Application
Method for Manufacturing Silicon Single Crystal Wafer
Publication number
20090007839
Publication date
Jan 8, 2009
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
C30 - CRYSTAL GROWTH
Information
Patent Application
Method For Manufacturing Silicon Single Crystal Wafer
Publication number
20090000535
Publication date
Jan 1, 2009
Shin-Etsu Handotai Co., Ltd.
Koji Ebara
C30 - CRYSTAL GROWTH