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Akira Uchikawa
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Takefu, JP
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last 30 patents
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Patent Grant
Manufacture of a quartz glass vessel for the growth of single cryst...
Patent number
4,956,208
Issue date
Sep 11, 1990
Shin-Etsu Handotai Co., Ltd.
Akira Uchikawa
C30 - CRYSTAL GROWTH
Information
Patent Grant
Manufacture of a quartz glass vessel for the growth of single cryst...
Patent number
4,935,046
Issue date
Jun 19, 1990
Shin-Etsu Handotai Company, Limited
Akira Uchikawa
C30 - CRYSTAL GROWTH