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Hyang-wook Ma
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Seoul, KR
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last 30 patents
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Patent Grant
Method for launching/constructing bridge using assembly of precast...
Patent number
10,161,090
Issue date
Dec 25, 2018
Korea Railroad Research Institute
Kyoung Chan Lee
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method of installing prefabricated, segment concrete filled tube me...
Patent number
7,546,656
Issue date
Jun 16, 2009
Daewoo Engineering & Construction Co., Ltd
Seong-woon Kim
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
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Patent Application
METHOD FOR LAUNCHING/CONSTRUCTING BRIDGE USING ASSEMBLY OF PRECAST...
Publication number
20180291570
Publication date
Oct 11, 2018
KOREA RAILROAD RESEARCH INSTITUTE
Kyoung Chan Lee
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
Prefabricated segmental concrete filled tube member, and fabricatio...
Publication number
20070039283
Publication date
Feb 22, 2007
Seong-woon Kim
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES