Akira Yazaki

Person

Koda, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Pyridone carboxylic acid derivative or salt thereof
- Patent number 11,286,255
- Issue date Mar 29, 2022
- Wakunaga Pharmaceutical Co., Ltd.
- Tomonori Yamaguchi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyridonecarboxylic acid derivatives or salts thereof
- Patent number 7,713,997
- Issue date May 11, 2010
- Wakunaga Pharmaceutical Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinolinecarboxylic acid derivative or salts thereof
- Patent number 6,858,625
- Issue date Feb 22, 2005
- Wakunaga Pharmaceutical Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinolinecarboxylic acid derivative or its salt
- Patent number 6,586,420
- Issue date Jul 1, 2003
- Wakunaga Pharmaceutical Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridonecarboxylic acid derivatives or salts thereof and antibacter...
- Patent number 6,211,375
- Issue date Apr 3, 2001
- Wakunaga Pharmaceutical Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridonecarboxylic acid derivatives or their salts, and antibacteri...
- Patent number 6,156,903
- Issue date Dec 5, 2000
- Wakunaga Pharmaceutical Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridonecarboxylic acid derivatives or salts thereof and drugs cont...
- Patent number 6,136,823
- Issue date Oct 24, 2000
- Wakunaga Pharmaceutical Co., Ltd.
- Nobuya Sakae
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridonecarboxylic acid derivatives or their salts, and antibacteri...
- Patent number 6,133,284
- Issue date Oct 17, 2000
- Wakunaga Pharmaceutical Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridonecarboxylic acid derivatives or their salts and antibacteria...
- Patent number 5,998,436
- Issue date Dec 7, 1999
- Wakunaga Pharmaceuticals Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phenylenediamines and process for preparing the same
- Patent number 5,994,575
- Issue date Nov 30, 1999
- Wakunaga Pharmaceutical Co., Ltd.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridonecarboxylic acid derivatives or salts thereof and antibacter...
- Patent number 5,910,498
- Issue date Jun 8, 1999
- Wakunaga Seiyaku Kabushiki Kaisha
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinolone derivative or salt thereof and antibacterial containing t...
- Patent number 5,412,098
- Issue date May 2, 1995
- Wakunaga Seiyaku Kabushiki Kaisha
- Kuramoto Yasuhiro
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic compound or salts thereof, method for producing the same...
- Patent number 5,399,553
- Issue date Mar 21, 1995
- Wakunaga Seiyaku Kabushiki Kaisha
- Masaharu Yokomoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain tricyclic pyrido[3,2,1-ij]cinnoline-8-carboxylates, useful...
- Patent number 5,359,066
- Issue date Oct 25, 1994
- Wakunaga Pharmaceutical Co., Ltd.
- Hideo Tsutsumi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic compound or salts thereof, method for producing the same...
- Patent number 5,254,685
- Issue date Oct 19, 1993
- Wakunaga Seiyaku Kabushiki Kaisha
- Masaharu Yokomoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinolone derivatives and salts thereof, preparation processes ther...
- Patent number 5,153,203
- Issue date Oct 6, 1992
- Wakunaga Seiyaku Kabushiki Kaisha
- Takashi Yatsunami
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoindoline derivative
- Patent number 5,026,856
- Issue date Jun 25, 1991
- Wakunaga Seiyaku Kabushiki Kaisha
- Takashi Yatsunami
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antifungal agents
- Patent number 4,876,281
- Issue date Oct 24, 1989
- Wakunaga Seiyaku Kabushiki Kaisha
- Susumu Yoshida
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bile acid derivatives, their salts and production thereof
- Patent number 4,810,422
- Issue date Mar 7, 1989
- Wakunaga Seiyaku Kabushiki Kaisha
- Shunsou Hatono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bile acid derivatives and production thereof
- Patent number 4,793,948
- Issue date Dec 27, 1988
- Wakunaga Seiyaku Kabushiki Kaisha
- Shunsou Hatono
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Production of vitamin K.sub.1 and vitamin K.sub.2
- Patent number 4,229,356
- Issue date Oct 21, 1980
- Wakunaga Yakuhin Kabushiki Kaisha
- Iwao Tabushi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
NOVEL PYRIDONE CARBOXYLIC ACID DERIVATIVE OR SALT THEREOF
- Publication number 20200062752
- Publication date Feb 27, 2020
- WAKUNAGA PHARMACEUTICAL CO., LTD.
- Tomonori YAMAGUCHI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
NOVEL PYRIDONECARBOXYLIC ACID DERIVATIVES OR SALTS THEREOF
- Publication number 20090149440
- Publication date Jun 11, 2009
- WAKUNAGA PHARMACEUTICAL CO., LTD.
- Akira Yazaki
- C07 - ORGANIC CHEMISTRY

Akira Yazaki

Person

Patents Grantslast 30 patents

Pyridone carboxylic acid derivative or salt thereof

Pyridonecarboxylic acid derivatives or salts thereof

Quinolinecarboxylic acid derivative or salts thereof

Quinolinecarboxylic acid derivative or its salt

Pyridonecarboxylic acid derivatives or salts thereof and antibacter...

Pyridonecarboxylic acid derivatives or their salts, and antibacteri...

Pyridonecarboxylic acid derivatives or salts thereof and drugs cont...

Pyridonecarboxylic acid derivatives or their salts, and antibacteri...

Pyridonecarboxylic acid derivatives or their salts and antibacteria...

Phenylenediamines and process for preparing the same

Pyridonecarboxylic acid derivatives or salts thereof and antibacter...

Quinolone derivative or salt thereof and antibacterial containing t...

Tricyclic compound or salts thereof, method for producing the same...

Certain tricyclic pyrido[3,2,1-ij]cinnoline-8-carboxylates, useful...

Tricyclic compound or salts thereof, method for producing the same...

Quinolone derivatives and salts thereof, preparation processes ther...

Isoindoline derivative

Antifungal agents

Bile acid derivatives, their salts and production thereof

Bile acid derivatives and production thereof

Production of vitamin K.sub.1 and vitamin K.sub.2

Patents Applicationslast 30 patents

NOVEL PYRIDONE CARBOXYLIC ACID DERIVATIVE OR SALT THEREOF

NOVEL PYRIDONECARBOXYLIC ACID DERIVATIVES OR SALTS THEREOF