Jong S. Sa

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Starting materials for prepartion of sulfonylurea derivatives and p...
- Patent number 5,534,637
- Issue date Jul 9, 1996
- Lucky Ltd.
- Jong K. Choi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for preparation of sulfonylurea derivatives
- Patent number 5,525,730
- Issue date Jun 11, 1996
- Lucky Limited
- Jong K. Choi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of sulfonylurea derivatives and intermediat...
- Patent number 5,480,993
- Issue date Jan 2, 1996
- Lucky Ltd.
- Jong K. Choi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dithiocarbazate compounds
- Patent number 5,468,896
- Issue date Nov 21, 1995
- Lucky Ltd.
- Jong K. Choi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for preparation of dithiocarbazates
- Patent number 5,466,854
- Issue date Nov 14, 1995
- Lucky Ltd.
- Jong K. Choi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for preparation of 5-pyrazolemercaptan derivatives
- Patent number 5,416,220
- Issue date May 16, 1995
- Lucky, Ltd.
- Jong K. Choi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for preparation of 5-pyrazolemercaptan derivatives and in...
- Patent number 5,405,965
- Issue date Apr 11, 1995
- Lucky Ltd.
- Jong K. Choi
- C07 - ORGANIC CHEMISTRY