Dugkeun Park

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Ulsan, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for reducing fine dust using lightweight mixed air
- Patent number 11,759,745
- Issue date Sep 19, 2023
- NATIONAL DISASTER MANAGMENT RESEARCH INSTITUTE
- Dugkeun Park
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Safety device for escalator
- Patent number 10,781,079
- Issue date Sep 22, 2020
- REPUBLIC OF KOREA (NATIONAL DISASTER MANAGEMENT RESEARCH INSTITUTE)
- Dugkeun Park
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR REDUCING FINE DUST USING LIGHTWEIGHT MIXED AIR
- Publication number 20220143541
- Publication date May 12, 2022
- NATIONAL DISASTER MANAGEMENT RESEARCH INSTITUTE
- Dugkeun Park
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SAFETY DEVICE FOR ESCALATOR
- Publication number 20200079624
- Publication date Mar 12, 2020
- REPUBLIC OF KOREA( NATIONAL DISASTER MANAGEMENT RESEARCH INSTITUTE)
- Dugkeun Park
- B66 - HOISTING LIFTING HAULING