| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Republic of Korea | 3 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | IT methods for management | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Display controls | |
| #2 | Data processing systems | |
| #3 | General building constructions | |
| #4 | Television | |
| #5 | Scaffolding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Wook | 13 |
| #2 | Park Sung-Cheon | 2 |
| #3 | Park Jong-Woong | 1 |
| #4 | Park Sung-Un | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR20200045581A | Apparatus for self-directed learning and method thereof | |
| KR20190053983A | A method of customized learning by disposition of learner using a social learning | |
| KR20130106061A | A form for slab and construction method using the same |