Sang Gyoon Chang

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic jack type in-vessel control element drive mechanism
- Patent number 10,304,571
- Issue date May 28, 2019
- KEPCO Engineering & Construction Company, Inc.
- Jin Seok Park
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Sealing mechanism for a nuclear reactor vessel cable penetration tube
- Patent number 10,224,121
- Issue date Mar 5, 2019
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Hyun Woo Park
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Spent fuel transfer device for transferring spent fuel between stor...
- Patent number 10,062,461
- Issue date Aug 28, 2018
- KEPCO Engineering & Construction Company, Inc.
- Kwang Jeok Ko
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Anti-seismic apparatus for control element drive mechanisms
- Patent number 9,847,146
- Issue date Dec 19, 2017
- KEPCO Engineering & Construction Company, Inc.
- Tae Kyo Kang
- E04 - BUILDING
Information Patent Grant
Magnetic jack type control element drive mechanism for precision po...
- Patent number 9,711,245
- Issue date Jul 18, 2017
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Jin Seok Park
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SEALING MECHANISM FOR SMALL-MEDIUM REACTOR VESSEL (RV) CABLE PENETR...
- Publication number 20170213607
- Publication date Jul 27, 2017
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Hyun Woo PARK
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
SPENT FUEL TRANSFER DEVICE FOR TRANSFERRING SPENT FUEL BETWEEN STOR...
- Publication number 20170110208
- Publication date Apr 20, 2017
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Kwang Jeok KO
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
ANTI-SEISMIC APPARATUS FOR CONTROL ELEMENT DRIVE MECHANISMS
- Publication number 20160365160
- Publication date Dec 15, 2016
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Tae Kyo KANG
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
MAGNETIC JACK TYPE CONTROL ELEMENT DRIVE MECHANISM FOR PRECISION PO...
- Publication number 20160141945
- Publication date May 19, 2016
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Jin Seok Park
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MAGNETIC JACK TYPE IN-VESSEL CONTROL ELEMENT DRIVE MECHANISM
- Publication number 20150348653
- Publication date Dec 3, 2015
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Jin Seok Park
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING