| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 5 | |
| #2 | Brazil | 1 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Mexico | 1 | |
| #7 | Philippines | 1 | |
| #8 | Singapore | 1 | |
| #9 | United States | 1 | |
| #10 | WIPO (World Intellectual Property Organization) | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Engines, pumps and turbines | |
| #3 | Civil engineering | |
| #4 | Environmental technology | |
| #5 | Medical technology | |
| #6 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Su-Bin | 7 |
| #2 | Lee Su Bin | 4 |
| #3 | Su-Bin Lee | 3 |
| #4 | Kim Eung Koo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR102197264B1 | Multi-functional portable fan | |
| KR20200142662A | Apparatus and Method for reducing fine dust | |
| KR20170040579A | Heat exchanging ventilation system with adiabatic cooling for underground parking lot | |
| KR101594832B1 | Apparatus for ventilating underground and inducing fan | |
| KR101429958B1 | Integrated ventilation system for underground |