Kee-Hyun Choi

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
High voltage semiconductor device
- Patent number 10,008,594
- Issue date Jun 26, 2018
- DB HITEK CO., LTD.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Solar servo control tracking device
- Patent number 8,042,534
- Issue date Oct 25, 2011
- SDN Company Ltd
- Kee Hyok Choi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Phase change memory device
- Patent number 7,723,716
- Issue date May 25, 2010
- Dongbu Electronics Co., Ltd.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing semiconductor device
- Patent number 7,476,592
- Issue date Jan 13, 2009
- Dongbu Electronics Co., Ltd.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing capacitor
- Patent number 7,273,502
- Issue date Sep 25, 2007
- Dongbu Electronics Co., Ltd.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Klebsiella oxytoca No. 19-1 capable of producing .alpha.-cyclodextrin
- Patent number 5,492,829
- Issue date Feb 20, 1996
- Lotte Confectionery Co., Ltd.
- Jang Youn Choi
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Method for hyper-production of monascus pigments
- Patent number 5,457,039
- Issue date Oct 10, 1995
- Lotte Confectionery Co., Ltd.
- Jun-Sung Kim
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Monascus strain, Monascus anka 732Y3 (KCCM 10014) producing high am...
- Patent number 5,429,943
- Issue date Jul 4, 1995
- Lotte Confectionery Co., Ltd.
- Jun-Sung Kim
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR PERSONALITY ASSESSMENT BASED ON NATURAL LANGU...
- Publication number 20230316230
- Publication date Oct 5, 2023
- Korea University Research and Business Foundation
- Kee-Hong CHOI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEMOS TRANSISTOR AND METHOD OF MANUFACTURING THE SAME
- Publication number 20190088780
- Publication date Mar 21, 2019
- DB HITEK CO., LTD.
- Kee Joon CHOI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH VOLTAGE SEMICONDUCTOR DEVICE
- Publication number 20170278922
- Publication date Sep 28, 2017
- DONGBU HITEK CO., LTD.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor Package
- Publication number 20150162346
- Publication date Jun 11, 2015
- DONGBU HITEK CO., LTD.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Solar servo control tracking device
- Publication number 20090229597
- Publication date Sep 17, 2009
- Seoul Marine Co., Ltd.
- Kee Hyok Choi
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Method for Manufacturing Semiconductor Device
- Publication number 20090090991
- Publication date Apr 9, 2009
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for manufacturing semiconductor device
- Publication number 20080057637
- Publication date Mar 6, 2008
- Dongbu HiTek Co., Ltd.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and method of manufacturing the same
- Publication number 20070164266
- Publication date Jul 19, 2007
- Dongbu Electronics Co., Ltd.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for forming trench
- Publication number 20070155128
- Publication date Jul 5, 2007
- Dongbu Electronics Co., Ltd.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for manufacturing semiconductor device
- Publication number 20070152293
- Publication date Jul 5, 2007
- Dongbu Electronics Co., Ltd.
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Capacitor and method for manufacturing the same
- Publication number 20060133009
- Publication date Jun 22, 2006
- Kee Joon Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cooling structure for electronic element
- Publication number 20050057903
- Publication date Mar 17, 2005
- Kee-Hoon Choi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Kee-Hyun Choi

Person

Patents Grantslast 30 patents

High voltage semiconductor device

Solar servo control tracking device

Phase change memory device

Method for manufacturing semiconductor device

Method for manufacturing capacitor

Klebsiella oxytoca No. 19-1 capable of producing .alpha.-cyclodextrin

Method for hyper-production of monascus pigments

Monascus strain, Monascus anka 732Y3 (KCCM 10014) producing high am...

Patents Applicationslast 30 patents

DEVICE AND METHOD FOR PERSONALITY ASSESSMENT BASED ON NATURAL LANGU...

DEMOS TRANSISTOR AND METHOD OF MANUFACTURING THE SAME

HIGH VOLTAGE SEMICONDUCTOR DEVICE

Semiconductor Package

Solar servo control tracking device

Method for Manufacturing Semiconductor Device

Method for manufacturing semiconductor device

Semiconductor device and method of manufacturing the same

Method for forming trench

Method for manufacturing semiconductor device

Capacitor and method for manufacturing the same

Cooling structure for electronic element