Yik-haeng Cho

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing optically pure (S)-3-hydroxy-γ-butyrol...
- Patent number 6,713,290
- Issue date Mar 30, 2004
- Samsung Fine Chemicals Co., Ltd.
- Young Mi Park
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Continuous process for preparing optically pure (s)-3,4-dihydroxybu...
- Patent number 6,288,272
- Issue date Sep 11, 2001
- Samsung Fine Chemicals Co., Ltd.
- Kyoung Rok Roh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Continuous process for preparing optically pure (S)-3-hydroxy-&#x03...
- Patent number 6,251,642
- Issue date Jun 26, 2001
- Samsung Fine Chemicals, Co., Ltd.
- Jongpil Chun
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing optically pure(S)-3,4-dihydroxybutyric acid d...
- Patent number 6,221,639
- Issue date Apr 24, 2001
- Samsung Fine Chemicals Co., Ltd.
- Yik-haeng Cho
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing optically pure (S)-3-hydroxy-.gamma.-butyrola...
- Patent number 6,124,122
- Issue date Sep 26, 2000
- Samsung Fine Chemicals Co., Ltd.
- Jongpil Chun
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR PREPARING LITHIUM SULFIDE
- Publication number 20240416312
- Publication date Dec 19, 2024
- LAKE TECHNOLOGY., LTD
- Seong Hoon JEONG
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for preparing optically pure (S)-3-hydroxy-gamma-butyrolactone
- Publication number 20020048796
- Publication date Apr 25, 2002
- Samsung Fine Chemicals Co., Ltd.
- Young Mi Park
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...