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Tatsuo Wakayama
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Yokkaichi, JP
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last 30 patents
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Patent Grant
Coating agent for imparting electroconductivity
Patent number
4,834,910
Issue date
May 30, 1989
Mitsubishi Petrochemical Co., Ltc.
Masaki Fujii
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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Patent Grant
Electrochemical battery having an electrolytically reduced product...
Patent number
4,740,437
Issue date
Apr 26, 1988
Mitsubishi Petrochemical Co., Ltd.
Masaki Fujii
H01 - BASIC ELECTRIC ELEMENTS