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Takuji Yoshida
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Osaka, JP
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last 30 patents
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Patent number
4,219,425
Issue date
Aug 26, 1980
NGK Insulators Ltd.
Takuji Yoshida
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent number
4,209,404
Issue date
Jun 24, 1980
NGK Insulators, Ltd.
Takuji Yoshida
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL