Jun Niijima

Person

Tsukuba-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Salts of compounds and crystals thereof
- Patent number 11,691,990
- Issue date Jul 4, 2023
- Eisai R&D Management Co., Ltd.
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimetho...
- Patent number 8,530,654
- Issue date Sep 10, 2013
- Eisai R&D Management Co., Ltd.
- Eiichi Yamamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing quinazoline derivative
- Patent number 8,492,543
- Issue date Jul 23, 2013
- Eisai R&D Management Co., Ltd.
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for manufacturing heterocycle substituted pyridine derivatives
- Patent number 8,410,277
- Issue date Apr 2, 2013
- Eisai R&D Managment Co., Ltd.
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterocycle-substituted pyridine derivative's salt or crystal thereof
- Patent number 8,058,444
- Issue date Nov 15, 2011
- Eisai R&D Management Co., Ltd.
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Physiologically active substances
- Patent number 7,893,068
- Issue date Feb 22, 2011
- Mercian Corporation
- Yoshihiko Kotake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for total synthesis of pladienolide B and pladienolide D
- Patent number 7,884,128
- Issue date Feb 8, 2011
- Eisai R&D Management Co., Ltd.
- Regina Mikie Kanada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for total synthesis of pladienolide B and pladienolide D
- Patent number 7,816,401
- Issue date Oct 19, 2010
- Eisai R&D Management Co., Ltd.
- Regina Mikie Kanada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of water-soluble azole prodrugs
- Patent number 7,803,949
- Issue date Sep 28, 2010
- Eisai R&D Management Co., Ltd.
- Manabu Sasho
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bioactive substance
- Patent number 7,667,052
- Issue date Feb 23, 2010
- Eisai R&D Management Co., Ltd.
- Yoshiharu Mizui
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Physiologically active substances
- Patent number 7,619,100
- Issue date Nov 17, 2009
- Mercian Corporation
- Yoshihiko Kotake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Physiologically active substances
- Patent number 7,550,503
- Issue date Jun 23, 2009
- Eisai R&D Management Co., Ltd.
- Yoshihiko Kotake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Physiologically active substances
- Patent number 7,256,178
- Issue date Aug 14, 2007
- Eisai Co., Ltd.
- Yoshihiko Kotake
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Physiologically active substances
- Patent number 7,026,352
- Issue date Apr 11, 2006
- Mercian Corporation
- Yoshiharu Mizui
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Fused polycyclic heterocycle derivatives
- Patent number 5,952,335
- Issue date Sep 14, 1999
- Eisai Co., Ltd.
- Hiroyuki Sugumi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives
- Patent number 5,854,274
- Issue date Dec 29, 1998
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives
- Patent number 5,846,969
- Issue date Dec 8, 1998
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives
- Patent number 5,834,462
- Issue date Nov 10, 1998
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrimidinyl or pyridinyl sulfonamide substituted compounds
- Patent number 5,610,304
- Issue date Mar 11, 1997
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonamide phenyl substituted compounds
- Patent number 5,610,320
- Issue date Mar 11, 1997
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonamide derivatives
- Patent number 5,434,172
- Issue date Jul 18, 1995
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine carboxamide compounds which have useful as pharmaceutical...
- Patent number 5,332,751
- Issue date Jul 26, 1994
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonamide derivatives
- Patent number 5,292,758
- Issue date Mar 8, 1994
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonamide derivatives
- Patent number 5,250,549
- Issue date Oct 5, 1993
- Eisai Co., Ltd.
- Hiroshi Yoshino
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SALTS OF COMPOUNDS AND CRYSTALS THEREOF
- Publication number 20210198282
- Publication date Jul 1, 2021
- Eisai R&D Management Co., Ltd.
- Jun NIIJIMA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR MANUFACTURING HETEROCYCLE SUBSTITUTED PYRIDINE DERIVATIVES
- Publication number 20110263845
- Publication date Oct 27, 2011
- Eisai R&D Management Co., Ltd.
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for Producing Quinazoline Derivative
- Publication number 20110152521
- Publication date Jun 23, 2011
- Eisai R&D Management Co., Ltd.
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR TOTAL SYNTHESIS OF PLADIENOLIDE B AND PLADIENOLIDE D
- Publication number 20100204490
- Publication date Aug 12, 2010
- Regina Mikie KANADA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARATION OF WATER-SOLUBLE AZOLE PRODRUGS
- Publication number 20090192316
- Publication date Jul 30, 2009
- Manabu Sasho
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CRYSTALS, AMORPHOUS SUBSTANCES OR SALTS OF METHYL N-[3-(6,7-DIMETHO...
- Publication number 20090062539
- Publication date Mar 5, 2009
- Eisai R&D Management Co., Ltd.
- Eiichi YAMAMOTO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL PHYSIOLOGICALLY ACTIVE SUBSTANCES
- Publication number 20080275059
- Publication date Nov 6, 2008
- Yoshihiko KOTAKE
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
HETEROCYCLE-SUBSTITUTED PYRIDINE DERIVATIVE'S SALT OR CRYSTAL THEREOF
- Publication number 20080275244
- Publication date Nov 6, 2008
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL PHYSIOLOGICALLY ACTIVE SUBSTANCES
- Publication number 20080255146
- Publication date Oct 16, 2008
- Yoshihiko KOTAKE
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Crystal of Indole Derivative Having Piperidine Ring and Process for...
- Publication number 20080227815
- Publication date Sep 18, 2008
- Takahisa Sakaguchi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for total synthesis of pladienolide B and pladienolide D
- Publication number 20080021226
- Publication date Jan 24, 2008
- Eisai R&D Management Co., Ltd.
- Regina Mikie Kanada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel physiologically active substances
- Publication number 20060241171
- Publication date Oct 26, 2006
- Yoshihiko Kotake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Novel bioactive substance
- Publication number 20060079572
- Publication date Apr 13, 2006
- Yoshiharu Mizui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Novel physiologically active substances
- Publication number 20060009439
- Publication date Jan 12, 2006
- Mercian Corporation
- Yoshihiko Kotake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Novel physiologically active substances
- Publication number 20050245514
- Publication date Nov 3, 2005
- Yoshihiko Kotake
- C07 - ORGANIC CHEMISTRY

Jun Niijima

Person

Patents Grantslast 30 patents

Salts of compounds and crystals thereof

Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimetho...

Method for producing quinazoline derivative

Method for manufacturing heterocycle substituted pyridine derivatives

Heterocycle-substituted pyridine derivative's salt or crystal thereof

Physiologically active substances

Process for total synthesis of pladienolide B and pladienolide D

Process for total synthesis of pladienolide B and pladienolide D

Process for preparation of water-soluble azole prodrugs

Bioactive substance

Physiologically active substances

Physiologically active substances

Physiologically active substances

Physiologically active substances

Fused polycyclic heterocycle derivatives

Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives

Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives

Tricyclic heterocyclic sulfonamide and sulfonic ester derivatives

Pyrimidinyl or pyridinyl sulfonamide substituted compounds

Sulfonamide phenyl substituted compounds

Sulfonamide derivatives

Pyridine carboxamide compounds which have useful as pharmaceutical...

Sulfonamide derivatives

Sulfonamide derivatives

Patents Applicationslast 30 patents

SALTS OF COMPOUNDS AND CRYSTALS THEREOF

METHOD FOR MANUFACTURING HETEROCYCLE SUBSTITUTED PYRIDINE DERIVATIVES

Method for Producing Quinazoline Derivative

PROCESS FOR TOTAL SYNTHESIS OF PLADIENOLIDE B AND PLADIENOLIDE D

PROCESS FOR PREPARATION OF WATER-SOLUBLE AZOLE PRODRUGS

CRYSTALS, AMORPHOUS SUBSTANCES OR SALTS OF METHYL N-[3-(6,7-DIMETHO...

NOVEL PHYSIOLOGICALLY ACTIVE SUBSTANCES

HETEROCYCLE-SUBSTITUTED PYRIDINE DERIVATIVE'S SALT OR CRYSTAL THEREOF

NOVEL PHYSIOLOGICALLY ACTIVE SUBSTANCES

Crystal of Indole Derivative Having Piperidine Ring and Process for...

Process for total synthesis of pladienolide B and pladienolide D

Novel physiologically active substances

Novel bioactive substance

Novel physiologically active substances

Novel physiologically active substances