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Kohji Tada
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Osaka, JP
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last 30 patents
Information
Patent Grant
Process of pulling a crystal
Patent number
4,944,834
Issue date
Jul 31, 1990
Sumitomo Electric Industries, Ltd.
Kohji Tada
C30 - CRYSTAL GROWTH
Information
Patent Grant
Crucible recovering method and apparatus therefor
Patent number
4,938,837
Issue date
Jul 3, 1990
Sumitomo Electric Industries, Ltd.
Kohji Tada
C30 - CRYSTAL GROWTH
Information
Patent Grant
Apparatus for the growth of single crystals
Patent number
4,873,062
Issue date
Oct 10, 1989
Sumitomo Electric Industries, Ltd.
Toshihiro Kotani
C30 - CRYSTAL GROWTH
Information
Patent Grant
Single crystal article
Patent number
4,684,515
Issue date
Aug 4, 1987
Sumitomo Electric Industries, Ltd.
Akihisa Kawasaki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Apparatus for producing single crystal
Patent number
4,596,700
Issue date
Jun 24, 1986
Sumitomo Electric Industries, Ltd.
Kohji Tada
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for preparing single crystal
Patent number
4,537,652
Issue date
Aug 27, 1985
Sumitomo Electric Industries, Ltd.
Akihisa Kawasaki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for manufacturing boron-doped gallium arsenide single crystal
Patent number
4,528,061
Issue date
Jul 9, 1985
Nippon Telegraph & Telephone Public Corporation
Shintaro Miyazawa
C30 - CRYSTAL GROWTH