Sumio Umezawa

Person

Tokyo, JA

People

Patents Grantslast 30 patents

Information Patent Grant
N-methanesulfonic acid derivatives of 3',4'-dideoxykanamycin B
- Patent number 4,091,202
- Issue date May 23, 1978
- Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
- Hamao Umezawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3'-Epi-4'deoxykanamycin B
- Patent number 4,078,138
- Issue date Mar 7, 1978
- Meiji Seika Kaisha, Ltd.
- Eiichi Akita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for production of a 1-N-(.alpha.-hydroxy-.PHI.-amino alka...
- Patent number 4,065,616
- Issue date Dec 27, 1977
- Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
- Hamao Umezawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the synthetic production of 3-deoxy derivative of an am...
- Patent number 4,060,682
- Issue date Nov 29, 1977
- Meiji Seika Kaisha, Ltd.
- Hamao Umezawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-N-((S)-.alpha.-substituted-.omega.-aminoacyl)-neamine or -ribosta...
- Patent number 4,008,218
- Issue date Feb 15, 1977
- Meiji Seiki Kaisha, Ltd.
- Eiichi Akita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-N-((S)-.alpha.-substituted-.omega.-aminoacyl)-neamine or -ribosta...
- Patent number 4,008,362
- Issue date Feb 15, 1977
- Meiji Seika Kaisha, Ltd.
- Eiichi Akita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-N-[(S)-.alpha.-hydroxy-.omega.-aminoacyl]
- Patent number 4,001,208
- Issue date Jan 4, 1977
- Zaidan Hojin Biseibutsu Kagaku Kenkyo Kai
- Hamao Umezawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
New compound 6'-deoxy-'-substituted or unsubstituted amino-lividomy...
- Patent number 3,956,274
- Issue date May 11, 1976
- Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
- Sumio Umezawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of a 1-N((S)-.alpha.-hydroxy-.omega.-ami...
- Patent number 3,948,882
- Issue date Apr 6, 1976
- Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
- Hamao Umezawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,2'-Di-N-substituted kanamycin B compounds
- Patent number 3,940,382
- Issue date Feb 24, 1976
- Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
- Hamao Umezawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-N-isoserylkanamycins and the production thereof
- Patent number 3,939,143
- Issue date Feb 17, 1976
- Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
- Hamao Umezawa
- C07 - ORGANIC CHEMISTRY

Sumio Umezawa

Person

Patents Grantslast 30 patents

N-methanesulfonic acid derivatives of 3',4'-dideoxykanamycin B

3'-Epi-4'deoxykanamycin B

Processes for production of a 1-N-(.alpha.-hydroxy-.PHI.-amino alka...

Process for the synthetic production of 3-deoxy derivative of an am...

1-N-((S)-.alpha.-substituted-.omega.-aminoacyl)-neamine or -ribosta...

1-N-((S)-.alpha.-substituted-.omega.-aminoacyl)-neamine or -ribosta...

1-N-[(S)-.alpha.-hydroxy-.omega.-aminoacyl]

New compound 6'-deoxy-'-substituted or unsubstituted amino-lividomy...

Process for the production of a 1-N((S)-.alpha.-hydroxy-.omega.-ami...

1,2'-Di-N-substituted kanamycin B compounds

1-N-isoserylkanamycins and the production thereof