Assignee
YU HEUNG SIK
KR·1 granted patent·3 pending applications·1 citations·filing 2007–2015
Top patents by PatentIndex Score
4 records- 0142US9080298B2Retaining wall construction system for preventing tsunamis and flood damages and construction method thereofYU HEUNG SIK·Filed 2010·Granted Jul 14, 2015·1 cites·4 claims
- 0223US2010215432A1Block equipped with drainage and ventilation function, its producing method, and block mult-layer formed from materialization of the blocksYU HEUNG SIK·Filed 2007·Application pending·0 cites
- 0322US2015167251A1Constructing system of instant permeability and underflow pavement preventing from flood and method thereofYU HEUNG SIK·Filed 2012·Application pending·0 cites
- 0413US2017254041A1Triangle unit assembly block and method using same of building landslide preventing draining retaining wallYU HEUNG SIK·Filed 2015·Application pending·0 cites
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