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Tsuneaki Tomonaga
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Nagasaki, JP
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last 30 patents
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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
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Patent Grant
Semiconductor single crystal manufacturing device and manufacturing...
Patent number
8,187,383
Issue date
May 29, 2012
Sumco Techxiv Corporation
Toshimichi Kubota
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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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
Patents Applications
last 30 patents
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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
Semiconductor Single Crystal Manufacturing Device and Manufacturing...
Publication number
20090120352
Publication date
May 14, 2009
SUMCO TECHXIV KABUSHIKI KAISHA
Toshimichi Kubota
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