Jay-Hyok Chang

Person

Daejon, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Salt of naphthyridine carboxylic acid derivative
- Patent number 7,700,617
- Issue date Apr 20, 2010
- LG Life Sciences, Ltd.
- Ae Ri Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methan...
- Patent number 7,687,629
- Issue date Mar 30, 2010
- LG Life Sciences Ltd.
- Gyo-Hyun Hwang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1, 4-di...
- Patent number 7,576,214
- Issue date Aug 18, 2009
- LG Life Sciences Ltd.
- Hyun-Ik Shin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methan...
- Patent number 7,271,272
- Issue date Sep 18, 2007
- LG Life Sciences Ltd.
- Gyo-Hyun Hwang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salt of naphthyridine carboxylic acid derivative
- Patent number 6,723,734
- Issue date Apr 20, 2004
- LG Life Sciences, Ltd.
- Ae Ri Kim
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a 1-substituted 5-hydroxymethyl imidazole
- Patent number 6,630,593
- Issue date Oct 7, 2003
- LG Chem Investment Ltd.
- Hyun-Ik Shin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a protected 4-aminomethyl-pyrrolidi-3-one
- Patent number 6,307,059
- Issue date Oct 23, 2001
- LG Chemical, Ltd.
- Jay Hyok Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7-(4-aminomethyl-3-methyloxyiminopyrrolidin-1-yl)-1- cyclopropyl-6-...
- Patent number 5,962,468
- Issue date Oct 5, 1999
- LG Chemical Ltd.
- Chang Yong Hong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7-(4-aminomethyl-3-methyloxyiminopyrrolidin-1-yl)-1-cyclopropyl-6-f...
- Patent number 5,869,670
- Issue date Feb 9, 1999
- LG Chemical Ltd.
- Chang Yong Hong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinoline carboxylic acid derivatives having 7-(4-amino-methyl-3-ox...
- Patent number 5,840,916
- Issue date Nov 24, 1998
- LG Chemical Ltd.
- Chang Yong Hong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7-(4-aminomethyl-3-methyloxyiminopyrroplidin-1-yl)-1-cyclopropyl-6-...
- Patent number 5,776,944
- Issue date Jul 7, 1998
- LG Chemical Ltd.
- Chang Yong Hong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinoline carboxylic acid derivatives having 7-(4-amino-methyl-3-ox...
- Patent number 5,698,570
- Issue date Dec 16, 1997
- LG Chemical Ltd.
- Chang Yong Hong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinoline carboxylic acid derivatives having 7-(4-amino-methyl-3-ox...
- Patent number 5,633,262
- Issue date May 27, 1997
- LG Chemical Ltd.
- Chang Y. Hong
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SALT OF NAPHTHYRIDINE CARBOXYLIC ACID DERIVATIVE
- Publication number 20130065917
- Publication date Mar 14, 2013
- LG Chemical Ltd.
- Ae Ri KIM
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SALT OF NAPHTHYRIDINE CARBOXYLIC ACID DERIVATIVE
- Publication number 20110312987
- Publication date Dec 22, 2011
- LG Chemical Ltd.
- Ae Ri Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SALT OF NAPHTHYRIDINE CARBOXYLIC ACID DERIVATIVE
- Publication number 20100240694
- Publication date Sep 23, 2010
- LG Life Sciences, Ltd.
- Ae Ri Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Salt of naphthyridine carboxylic acid derivative
- Publication number 20090182006
- Publication date Jul 16, 2009
- LG Life Sciences, Ltd.
- Ae Ri Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Salt of naphthyridine carboxylic acid derivative
- Publication number 20080039488
- Publication date Feb 14, 2008
- LG Life Sciences, Ltd.
- Ae Ri Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
New process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine me...
- Publication number 20070282107
- Publication date Dec 6, 2007
- LG LIFE SCIENCES LTD.
- Gyo-Hyun Hwang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing 7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dih...
- Publication number 20070021613
- Publication date Jan 25, 2007
- Hyun-Ik Shin
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing 4-chloro-3-hydroxybutanoic acid ester
- Publication number 20060264652
- Publication date Nov 23, 2006
- Sung-Wook Cho
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methan...
- Publication number 20060173195
- Publication date Aug 3, 2006
- Gyo-Hyun Hwang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Salt of naphthyridine carboxylic acid derivative
- Publication number 20040198767
- Publication date Oct 7, 2004
- LG Life Sciences, Ltd.
- Ae Ri Kim
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Salt of naphthyridine carboxylic acid derivative
- Publication number 20030050321
- Publication date Mar 13, 2003
- LG Chemical Ltd.
- Ae Ri Kim
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Salt of naphthyridine carboxylic acid derivative
- Publication number 20020032216
- Publication date Mar 14, 2002
- LG Chemical Ltd.
- Ae Ri Kim
- C07 - ORGANIC CHEMISTRY

Jay-Hyok Chang

Person

Patents Grantslast 30 patents

Salt of naphthyridine carboxylic acid derivative

Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methan...

Process for preparing 7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1, 4-di...

Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methan...

Salt of naphthyridine carboxylic acid derivative

Process for preparing a 1-substituted 5-hydroxymethyl imidazole

Process for preparing a protected 4-aminomethyl-pyrrolidi-3-one

7-(4-aminomethyl-3-methyloxyiminopyrrolidin-1-yl)-1- cyclopropyl-6-...

7-(4-aminomethyl-3-methyloxyiminopyrrolidin-1-yl)-1-cyclopropyl-6-f...

Quinoline carboxylic acid derivatives having 7-(4-amino-methyl-3-ox...

7-(4-aminomethyl-3-methyloxyiminopyrroplidin-1-yl)-1-cyclopropyl-6-...

Quinoline carboxylic acid derivatives having 7-(4-amino-methyl-3-ox...

Quinoline carboxylic acid derivatives having 7-(4-amino-methyl-3-ox...

Patents Applicationslast 30 patents

SALT OF NAPHTHYRIDINE CARBOXYLIC ACID DERIVATIVE

SALT OF NAPHTHYRIDINE CARBOXYLIC ACID DERIVATIVE

SALT OF NAPHTHYRIDINE CARBOXYLIC ACID DERIVATIVE

Salt of naphthyridine carboxylic acid derivative

Salt of naphthyridine carboxylic acid derivative

New process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine me...

Process for preparing 7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dih...

Process for preparing 4-chloro-3-hydroxybutanoic acid ester

Process for preparing 4-aminomethyl-3-alkoxyiminopyrrolidine methan...

Salt of naphthyridine carboxylic acid derivative

Salt of naphthyridine carboxylic acid derivative

Salt of naphthyridine carboxylic acid derivative