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Yoichi Shirakawa
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Urawa, JP
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last 30 patents
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Patent Grant
Process for producing protein-rich fish meal and fish oil
Patent number
4,976,973
Issue date
Dec 11, 1990
Asahi Denka Kogyo K.K.
Yoichi Shirakawa
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Proteinous material
Patent number
4,863,746
Issue date
Sep 5, 1989
Asahi Denka Kogyo Kabushiki Kaisha
Yasuzo Uchida
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for treating fish bodies
Patent number
4,861,602
Issue date
Aug 29, 1989
Asahi Denka Kogyo Kabushiki Kaisha
Yasuzo Uchida
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Aqueous preparation containing vitamin E and saponins
Patent number
4,568,667
Issue date
Feb 4, 1986
Eisai Company, Ltd.
Yoichi Shirakawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Fire-extinguisher composition
Patent number
4,459,213
Issue date
Jul 10, 1984
Secom Co., Ltd.
Yasuzo Uchida
A62 - LIFE-SAVING FIRE-FIGHTING