Kenji Niiyama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Dihydropyrazolopyrimidinone derivatives
- Patent number 8,791,125
- Issue date Jul 29, 2014
- MSD K.K.
- Takeshi Sagara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Imidazo-oxazine compound or salt thereof
- Patent number 8,772,283
- Issue date Jul 8, 2014
- Taiho Pharmaceutical Co., Ltd.
- Masayuki Nakamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bicycloaniline derivative
- Patent number 8,436,004
- Issue date May 7, 2013
- MSD K.K.
- Makoto Bamba
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyrimidopyrimidoindazole derivative
- Patent number 8,288,396
- Issue date Oct 16, 2012
- MSDKK
- Yasuhiro Goto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Spirochromanon derivatives
- Patent number 8,138,197
- Issue date Mar 20, 2012
- MSD K.K.
- Tomoharu Iino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dihydropyrazolopyrimidinone derivatives
- Patent number 7,935,708
- Issue date May 3, 2011
- MSD K.K.
- Takeshi Sagara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Spirochromanone derivatives as acetyl coenzyme A carboxylase (ACC)...
- Patent number 7,935,712
- Issue date May 3, 2011
- Merck Sharp & Dohme Corp.
- Takeru Yamakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted pyrazolo[3,4-d]pyrimidinone derivatives
- Patent number 7,834,019
- Issue date Nov 16, 2010
- Banyu Pharmaceutical Co., Ltd.
- Takeshi Sagara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Spirochromanone derivatives
- Patent number 7,410,976
- Issue date Aug 12, 2008
- Merck & Co., Inc.
- Takeru Yamakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Endothelin antagonistic peptide derivatives
- Patent number 5,691,315
- Issue date Nov 25, 1997
- Banyu Pharmaceutical Co., Ltd.
- Kiyofumi Ishikawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endothelin antagonistic substance
- Patent number 5,614,498
- Issue date Mar 25, 1997
- Banyu Pharmaceutical Co., Ltd.
- Kiyofumi Ishikawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endothelin antagonistic substance
- Patent number 5,496,928
- Issue date Mar 5, 1996
- Banyu Pharmaceutical Co., Ltd.
- Kiyofumi Ishikawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endothelin antagonistic peptide derivatives
- Patent number 5,470,833
- Issue date Nov 28, 1995
- Banyu Pharmaceutical Co., Ltd.
- Kiyofumi Ishikawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endothelin antagonistic peptide derivatives
- Patent number 5,444,152
- Issue date Aug 22, 1995
- Banyu Pharmaceutical Co., Ltd.
- Kiyofumi Ishikawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endothelin antagonistic cyclic pentapeptides
- Patent number 5,114,918
- Issue date May 19, 1992
- Banyu Pharmaceutical Co., Ltd.
- Kiyofumi Ishikawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Anti-ulcer substituted pyridine derivatives
- Patent number 4,839,353
- Issue date Jun 13, 1989
- Banyu Pharmaceutical Co., Ltd.
- Masaaki Hosoi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Indole derivatives having gastric and antisecretory and cytoprotect...
- Patent number 4,743,609
- Issue date May 10, 1988
- Banyu Pharmaceutical Co., Ltd.
- Masaaki Hosoi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
DIHYDROPYRAZOLOPYRIMIDINONE DERIVATIVES
- Publication number 20140303178
- Publication date Oct 9, 2014
- Takeshi Sagara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
NOVEL IMIDAZO-OXAZINE COMPOUND OR SALT THEREOF
- Publication number 20140005185
- Publication date Jan 2, 2014
- Taiho Pharmaceutical Co., Ltd.
- Masayuki Nakamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DIHYDROPYRAZOLOPYRIMIDINONE DERIVATIVES
- Publication number 20110189130
- Publication date Aug 4, 2011
- Takeshi Sagara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Dihydropyrazolopyrimidinone Derivatives
- Publication number 20100063024
- Publication date Mar 11, 2010
- Toshihiro Sakamoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SPIROCHROMANON DERIVATIVES
- Publication number 20090270436
- Publication date Oct 29, 2009
- Tomoharu Iino
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SPIROCHROMANONE DERIVATIVES AS ACETYL COENZYME A CARBOXYLASE (ACC)...
- Publication number 20090131464
- Publication date May 21, 2009
- Takeru Yamakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Dihydropyrazolopyrimidinone derivatives
- Publication number 20070254892
- Publication date Nov 1, 2007
- Takeshi Sagara
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel spirochromanone derivatives
- Publication number 20070021453
- Publication date Jan 25, 2007
- Takeru Yamakawa
- C07 - ORGANIC CHEMISTRY

Kenji Niiyama

Person

Patents Grantslast 30 patents

Dihydropyrazolopyrimidinone derivatives

Imidazo-oxazine compound or salt thereof

Bicycloaniline derivative

Pyrimidopyrimidoindazole derivative

Spirochromanon derivatives

Dihydropyrazolopyrimidinone derivatives

Spirochromanone derivatives as acetyl coenzyme A carboxylase (ACC)...

Substituted pyrazolo[3,4-d]pyrimidinone derivatives

Spirochromanone derivatives

Endothelin antagonistic peptide derivatives

Endothelin antagonistic substance

Endothelin antagonistic substance

Endothelin antagonistic peptide derivatives

Endothelin antagonistic peptide derivatives

Endothelin antagonistic cyclic pentapeptides

Anti-ulcer substituted pyridine derivatives

Indole derivatives having gastric and antisecretory and cytoprotect...

Patents Applicationslast 30 patents

DIHYDROPYRAZOLOPYRIMIDINONE DERIVATIVES

NOVEL IMIDAZO-OXAZINE COMPOUND OR SALT THEREOF

DIHYDROPYRAZOLOPYRIMIDINONE DERIVATIVES

Dihydropyrazolopyrimidinone Derivatives

SPIROCHROMANON DERIVATIVES

SPIROCHROMANONE DERIVATIVES AS ACETYL COENZYME A CARBOXYLASE (ACC)...

Dihydropyrazolopyrimidinone derivatives

Novel spirochromanone derivatives