YUN SUK KANG

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YONGIN-SI, KR

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Patents Grantslast 30 patents

Information Patent Grant
Friction apparatus
- Patent number 10,662,588
- Issue date May 26, 2020
- KOREA RAILROAD RESEARCH INSTITUTE
- Yong Hyeon Cho
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ASSEMBLY TYPE BRIDGE LOWER STRUCTURE HAVING SOCKET TYPE ELASTIC DUC...
- Publication number 20230167614
- Publication date Jun 1, 2023
- KOREA RAILROAD RESEARCH INSTITUTE
- TAEHOON KIM
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
FRICTION APPARATUS
- Publication number 20180148897
- Publication date May 31, 2018
- KOREA RAILROAD RESEARCH INSTITUTE
- YONG HYEON CHO
- B60 - VEHICLES IN GENERAL