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Noriyoshi Yuge
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Chiba, JP
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last 30 patents
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Patent Grant
Process and apparatus for refining silicon
Patent number
6,231,826
Issue date
May 15, 2001
Kawasaki Steel Corporation
Kazuhiro Hanazawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing silicon for use in solar cells
Patent number
6,090,361
Issue date
Jul 18, 2000
Kawasaki Steel Corporation
Hiroyuki Baba
C30 - CRYSTAL GROWTH
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Patent Grant
Process and apparatus for manufacturing polycrystalline silicon, an...
Patent number
5,961,944
Issue date
Oct 5, 1999
Kawasaki Steel Corporation
Fukuo Aratani
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method and apparatus for purifying silicon
Patent number
5,182,091
Issue date
Jan 26, 1993
Kawasaki Steel Corporation
Noriyoshi Yuge
C01 - INORGANIC CHEMISTRY