Isao Nagakura

Follow

Person

Ashikaga-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Production of avermectin compounds
- Patent number 6,255,463
- Issue date Jul 3, 2001
- Pfizer Inc.
- Masanori Honda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for removal of allyl group or allyloxycarbonyl group
- Patent number 5,621,084
- Issue date Apr 15, 1997
- Pfizer Inc.
- Msanori Honda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin compounds
- Patent number 5,120,728
- Issue date Jun 9, 1992
- Pfizer Inc.
- Isao Nagakura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2H-1,2-benzothiazine derivatives
- Patent number 4,694,080
- Issue date Sep 15, 1987
- Pfizer Inc.
- Susumu Nakanishi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for Preparing Cephalosporin Intermediates Using Alpha-Iodo-...
- Publication number 20070208172
- Publication date Sep 6, 2007
- Pfizer Inc.
- Hiromasa Morita
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process and ester derivatives useful for preparation of cephalosporins
- Publication number 20040267008
- Publication date Dec 30, 2004
- Pfizer Inc.
- Juan C. Colberg
- C07 - ORGANIC CHEMISTRY