Teiji Yamaoka

Follow

Person

Osaka, JP

People

Patents Grantslast 30 patents

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
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
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

Patents Applicationslast 30 patents

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