Masami Igi

Person

Osaka-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Production method of citalopram, intermediate therefor and producti...
- Patent number 7,119,215
- Issue date Oct 10, 2006
- Sumitomo Chemical Company Limited
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Citalopram hydrobromide crystal and method for crystallization thereof
- Patent number 6,977,306
- Issue date Dec 20, 2005
- Sumitomo Chemical Company, Limited
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of an intermediate for citalopram
- Patent number 6,946,564
- Issue date Sep 20, 2005
- Sumitomo Chemical Company, Limited
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production methods of citalopram and intermediates therefor
- Patent number 6,930,211
- Issue date Aug 16, 2005
- Sumitomo Chemical Company, Limited
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a piperidine derivative
- Patent number 6,815,548
- Issue date Nov 9, 2004
- Sumika Fine Chemicals Co., Ltd.
- Kiyoshi Sugi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of 2-cyclohexyl-2-hydroxy-2-phenylacetic acid int...
- Patent number 6,777,576
- Issue date Aug 17, 2004
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a piperidine derivative
- Patent number 6,610,851
- Issue date Aug 26, 2003
- Sumika Fine Chemicals Co., Ltd.
- Kiyoshi Sugi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Piperidine derivative and process for preparing the same
- Patent number 6,476,227
- Issue date Nov 5, 2002
- Sumika Fine Chemicals Co., Ltd.
- Kiyoshi Sugi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production methods of citalopram and an intermediate therefor
- Patent number 6,458,975
- Issue date Oct 1, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production methods of 5-phthalancarbonitrile compound and an interm...
- Patent number 6,433,195
- Issue date Aug 13, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Highly pure phenothiazine compound, production method thereof, prod...
- Patent number 6,433,168
- Issue date Aug 13, 2002
- Sumika Fine Chemicals Co., Ltd.
- Shigeya Yamazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of citalopram, intermediate therefor and producti...
- Patent number 6,433,196
- Issue date Aug 13, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of 5-phthalancarbonitrile compound, intermediate...
- Patent number 6,395,910
- Issue date May 28, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
L-tartrate of trans-(-)-4-(4-fluorophenyl)-3-hydroxymethylpiperidin...
- Patent number 6,316,628
- Issue date Nov 13, 2001
- Sumika Fine Chemicals Co., Ltd.
- Shigeya Yamazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of 5-phthalancarbonitrile compound, intermediate...
- Patent number 6,310,222
- Issue date Oct 30, 2001
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing potassium oxonate
- Patent number 6,090,940
- Issue date Jul 18, 2000
- Sumika Fine Chemicals Co., Ltd.
- Mitsuyo Sugi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Piperidine derivative and process for preparing the same
- Patent number 5,948,914
- Issue date Sep 7, 1999
- Sumika Fine Chemicals Co., Ltd.
- Kiyoshi Sugi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for production of 2-amino-6-halogenopurine derivatives
- Patent number 5,440,037
- Issue date Aug 8, 1995
- Sumika Fine Chemicals Co., Ltd.
- Masami Igi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis intermediates for 2-amino-6-halogenopurines
- Patent number 5,391,733
- Issue date Feb 21, 1995
- Sumika Fine Chemicals Co., Ltd.
- Masami Igi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-formylamino-6-halogenopurine
- Patent number 5,389,637
- Issue date Feb 14, 1995
- Sumika Fine Chemicals Co., Ltd.
- Masami Igi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Production methods of citalopram and intermediates therefor
- Publication number 20060167285
- Publication date Jul 27, 2006
- Sumitomo Chemical Company, Limited
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production methods of citalopram and intermediates therefor
- Publication number 20050080278
- Publication date Apr 14, 2005
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production method of citalopram, intermediate therefor and producti...
- Publication number 20040230066
- Publication date Nov 18, 2004
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production method of citalopram, intermediate therefor and producti...
- Publication number 20040138497
- Publication date Jul 15, 2004
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production methods of citalopram and intermediates therefor
- Publication number 20040044232
- Publication date Mar 4, 2004
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing a piperidine derivative
- Publication number 20030144519
- Publication date Jul 31, 2003
- Sumika Fine Chemicals Co., Ltd.
- Kiyoshi Sugi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production method of 2-cyclohexyl- 2-hydroxy-2-phenylacetic acid in...
- Publication number 20030013911
- Publication date Jan 16, 2003
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production methods of 5-phthalancarbonitrile compound and an interm...
- Publication number 20020151728
- Publication date Oct 17, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production method of citalopram, intermediate therefor and producti...
- Publication number 20020095051
- Publication date Jul 18, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PRODUCTION METHOD OF CITALOPRAM, INTERMMEDIATE THEREFOR AND PRODUCT...
- Publication number 20020062040
- Publication date May 23, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production method of 5-phthalancarbonitrile compound, intermediate...
- Publication number 20020045770
- Publication date Apr 18, 2002
- Sumika Fine Chemicals Co., Ltd.
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
L-tartrate of trans-(-)-4-(4-fluorophenyl)-3-hydroxymethylpiperidin...
- Publication number 20020028944
- Publication date Mar 7, 2002
- Sumika Fine Chemicals Co., Ltd.
- Shigeya Yamazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production method of 5-phthalancarbonitrile compound, intermediate...
- Publication number 20010056194
- Publication date Dec 27, 2001
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Citalopram hydrobromide crystal and method for crystallization thereof
- Publication number 20010049450
- Publication date Dec 6, 2001
- Tetsuya Ikemoto
- C07 - ORGANIC CHEMISTRY

Person

Patents Grantslast 30 patents

Production method of citalopram, intermediate therefor and producti...

Citalopram hydrobromide crystal and method for crystallization thereof

Production method of an intermediate for citalopram

Production methods of citalopram and intermediates therefor

Process for preparing a piperidine derivative

Production method of 2-cyclohexyl-2-hydroxy-2-phenylacetic acid int...

Process for preparing a piperidine derivative

Piperidine derivative and process for preparing the same

Production methods of citalopram and an intermediate therefor

Production methods of 5-phthalancarbonitrile compound and an interm...

Highly pure phenothiazine compound, production method thereof, prod...

Production method of citalopram, intermediate therefor and producti...

Production method of 5-phthalancarbonitrile compound, intermediate...

L-tartrate of trans-(-)-4-(4-fluorophenyl)-3-hydroxymethylpiperidin...

Production method of 5-phthalancarbonitrile compound, intermediate...

Method for producing potassium oxonate

Piperidine derivative and process for preparing the same

Method for production of 2-amino-6-halogenopurine derivatives

Synthesis intermediates for 2-amino-6-halogenopurines

2-formylamino-6-halogenopurine

Patents Applicationslast 30 patents

Production methods of citalopram and intermediates therefor

Production methods of citalopram and intermediates therefor

Production method of citalopram, intermediate therefor and producti...

Production method of citalopram, intermediate therefor and producti...

Production methods of citalopram and intermediates therefor

Process for preparing a piperidine derivative

Production method of 2-cyclohexyl- 2-hydroxy-2-phenylacetic acid in...

Production methods of 5-phthalancarbonitrile compound and an interm...

Production method of citalopram, intermediate therefor and producti...

PRODUCTION METHOD OF CITALOPRAM, INTERMMEDIATE THEREFOR AND PRODUCT...

Production method of 5-phthalancarbonitrile compound, intermediate...

L-tartrate of trans-(-)-4-(4-fluorophenyl)-3-hydroxymethylpiperidin...

Production method of 5-phthalancarbonitrile compound, intermediate...

Citalopram hydrobromide crystal and method for crystallization thereof