| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 9 | |
| #2 | Singapore | 3 | |
| #3 | China | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Scaffolding | |
| #3 | Structural elements | |
| #4 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Chang Nam | 13 |
| #2 | Lee Chang-Nam | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2016159494A1 | Composite beam jointing structures introducing wire tension | |
| CN107208413A | Girder steel connected structure | |
| WO2016060349A1 | Octagonal concrete-filled steel tube column |