Total
| Registration number | Patent Name | Certificate |
|---|---|---|
| No. 30-1055999 | Handrail design registration |
|
| No. 30-0979918 | Canopy design registration |
|
| No. 30-0972884 | Handrail design registration |
|
| No. 30-0972883 | Handrail design registration |
|
| No. 30-0935523 | Registration of PSC Beam Design for Bridges |
|
| No. 2022-18 | Designated disaster prevention technology - Steel Composite Bridge Construction Technology with T-Shaped Widening and Vertical Reinforcement to Reduce Small and Medium Ri… |
|
| No. 2022-6 | Designated disaster prevention technology - Production Technology of Storage Tank with Precast Wall and Column Connections at the same time as Lower Slab |
|
| No. 2021-7 | Designated disaster prevention technology - Production Technology of PSC Girder with embossed parts on the abdomen of girder to reduce river disaster |
|