Toshinao Usui

Person

Nagoya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sulfated and phosphated saccharide derivatives, process for the pre...
- Patent number 5,869,460
- Issue date Feb 9, 1999
- Sanwa Kaguku Kenkyusho Co., Ltd.
- Toshinao Usui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
1-azabicyclo[3.3.0]octan derivative, salt thereof, process for the...
- Patent number 5,539,125
- Issue date Jul 23, 1996
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Yutaka Baba
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzopyrancarboxamide derivatives, salts thereof, process for the p...
- Patent number 5,502,209
- Issue date Mar 26, 1996
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Yutaka Baba
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydantoin derivatives for treating complications of diabetes
- Patent number 5,447,946
- Issue date Sep 5, 1995
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzo[B]Furancarboxamide derivatives, process for the preparation o...
- Patent number 5,442,077
- Issue date Aug 15, 1995
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Yutaka Baba
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of optically active 4-oxo-1-benzopyran-...
- Patent number 5,171,865
- Issue date Dec 15, 1992
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydantoin derivatives for treating complications of diabetes and ci...
- Patent number 5,164,391
- Issue date Nov 17, 1992
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
(D)-6-fluoro-2,3-dihydro-2',5-dioxo-spiro[4H-1-benzopyran-4,4'-imid...
- Patent number 5,036,080
- Issue date Jul 30, 1991
- Sanwa Kagaku Kenyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing optically active hydantoins
- Patent number 5,001,240
- Issue date Mar 19, 1991
- Sanwa Kagaku Kenkyyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydantoin derivatives for treating complications of diabetes
- Patent number 4,985,573
- Issue date Jan 15, 1991
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydantoin derivatives for treating complications of diabetes
- Patent number 4,985,574
- Issue date Jan 15, 1991
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydantoin derivatives for treating complications of diabetes
- Patent number 4,978,758
- Issue date Dec 18, 1990
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydantoin derivatives for treating complications of diabetes
- Patent number 4,861,792
- Issue date Aug 29, 1989
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,4-dihydropyridine derivatives
- Patent number 4,824,855
- Issue date Apr 25, 1989
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antidiabetic spiro-3-heteroazolidines
- Patent number 4,740,517
- Issue date Apr 26, 1988
- Sanwa Kagaku Kenyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrrolizidine compounds, salts thereof, process for the preparation...
- Patent number 4,734,411
- Issue date Mar 29, 1988
- Sanwa Kagaku Kenkyusho Co., Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 4-chloro-2-nitrobenzonitrile
- Patent number 4,528,143
- Issue date Jul 9, 1985
- Sanwa Kagaku Kankyusho Co. Ltd.
- Masayasu Kurono
- C07 - ORGANIC CHEMISTRY

Toshinao Usui

Person

Patents Grantslast 30 patents

Sulfated and phosphated saccharide derivatives, process for the pre...

1-azabicyclo[3.3.0]octan derivative, salt thereof, process for the...

Benzopyrancarboxamide derivatives, salts thereof, process for the p...

Hydantoin derivatives for treating complications of diabetes

Benzo[B]Furancarboxamide derivatives, process for the preparation o...

Process for the preparation of optically active 4-oxo-1-benzopyran-...

Hydantoin derivatives for treating complications of diabetes and ci...

(D)-6-fluoro-2,3-dihydro-2',5-dioxo-spiro[4H-1-benzopyran-4,4'-imid...

Process for preparing optically active hydantoins

Hydantoin derivatives for treating complications of diabetes

Hydantoin derivatives for treating complications of diabetes

Hydantoin derivatives for treating complications of diabetes

Hydantoin derivatives for treating complications of diabetes

1,4-dihydropyridine derivatives

Antidiabetic spiro-3-heteroazolidines

Pyrrolizidine compounds, salts thereof, process for the preparation...

Process for the preparation of 4-chloro-2-nitrobenzonitrile