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Yasuhiro Ikeda
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Annaka, JP
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last 30 patents
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Patent Grant
Polycrystalline silicon rod for floating zone method and process fo...
Patent number
5,310,531
Issue date
May 10, 1994
Shin-Etsu Handotai Co., Ltd.
Yasuhiro Ikeda
C30 - CRYSTAL GROWTH
Information
Patent Grant
Semiconductor rod zone melting apparatus
Patent number
5,009,860
Issue date
Apr 23, 1991
Shin-Etsu Handotai Co., Ltd.
Yasuhiro Ikeda
C30 - CRYSTAL GROWTH
Information
Patent Grant
RF induction heating apparatus for floating-zone melting
Patent number
4,942,279
Issue date
Jul 17, 1990
Shin-Etsu Handotai Co., Ltd.
Yasuhiro Ikeda
C30 - CRYSTAL GROWTH
Information
Patent Grant
Supporting apparatus for semiconductor crystal rod
Patent number
4,886,647
Issue date
Dec 12, 1989
Shin-Etsu Handotai Co., Ltd.
Yasuhiro Ikeda
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of and apparatus for controlling floating zone of semiconduc...
Patent number
4,866,230
Issue date
Sep 12, 1989
Shin-Etu Handotai Company, Limited
Yasuhiro Ikeda
C30 - CRYSTAL GROWTH