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Kiyoshi Yoshizawa
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Tokyo, JP
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last 30 patents
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Patent Grant
Yeast strain with high power to produce alcohol by fermentation
Patent number
4,910,144
Issue date
Mar 20, 1990
Tax Administration Agency, Ministry of Finance
Kazuo Saito
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method of treating a waste water rich in protein
Patent number
4,371,440
Issue date
Feb 1, 1983
National Tax Administration Agency
Kiyoshi Yoshizawa
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of purifying distillers solubles and use of the purified matter
Patent number
4,311,721
Issue date
Jan 19, 1982
National Tax Administration Agency
Kiyoshi Yoshizawa
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method of purifying distillers solubles and use of the purified matter
Patent number
4,278,699
Issue date
Jul 14, 1981
National Tax Administration Agency
Kiyoshi Yoshizawa
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method of purifying distillers solubles and use of the purified matter
Patent number
4,237,232
Issue date
Dec 2, 1980
National Tax Administration Agency
Kiyoshi Yoshizawa
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Treatment of waste water rich in nutrients
Patent number
4,183,807
Issue date
Jan 15, 1980
National Tax Administration Agency
Kiyoshi Yoshizawa
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE