Dong Hwan Koh

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Aeronautical light aid for vertical takeoff and landing
- Patent number 11,535,395
- Issue date Dec 27, 2022
- KOREA AIRPORTS CORPORATION
- Dong Hee Koh
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Anti-transfer floor tile and method for manufacturing same
- Patent number 11,230,848
- Issue date Jan 25, 2022
- NOX CORPORATION
- Dong Hwan Koh
- B32 - LAYERED PRODUCTS
Information Patent Grant
Rigid multilayer tile and production method thereof
- Patent number 10,704,270
- Issue date Jul 7, 2020
- NOX CORPORATION
- Dong Hwan Koh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
AERONAUTICAL LIGHT AID FOR VERTICAL TAKEOFF AND LANDING
- Publication number 20220033105
- Publication date Feb 3, 2022
- KOREA AIRPORTS CORPORATION
- Dong Hee KOH
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
ANTI-TRANSFER FLOOR TILE AND METHOD FOR MANUFACTURING SAME
- Publication number 20210172179
- Publication date Jun 10, 2021
- NOX CORPORATION
- Dong Hwan KOH
- E04 - BUILDING
Information Patent Application
Rigid multilayer tile and production method thereof
- Publication number 20180044925
- Publication date Feb 15, 2018
- NOX CORPORATION
- Dong Hwan Koh
- B32 - LAYERED PRODUCTS