| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 13 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology | |
| #3 | Mechanical elements | |
| #4 | Control |
| # | Technology | |
|---|---|---|
| #1 | Fluid heaters | |
| #2 | Heat-exchanger without contact | |
| #3 | Heat-exchange device details | |
| #4 | Pipes | |
| #5 | Climate change mitigation in buildings | |
| #6 | Alarm systems | |
| #7 | Water treatment | |
| #8 | Domestic heating systems | |
| #9 | Domestic stoves |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Dack Sun | 13 |
| Publication | Filing date | Title |
|---|---|---|
| KR20140028331A | Heat exchanger of boiler | |
| KR20130096023A | Heat exchanger of boiler | |
| KR20130050508A | Anti-theft device | |
| KR20120107309A | A regenerator for boiler | |
| KR20120035005A | A regenerator for boiler | |
| KR20120006347A | A regenerator for boiler | |
| KR20110114035A | Energy-saving typed gas range grate | |
| KR20090018321A | Dual pipe for a boiler | |
| KR20080104459A | Pipe connector and the manufacturing method thereof | |
| KR20060082453A | Coupling device for dual pipe | |
| KR20040062353A | Double pipe for electric boiler | |
| KR20040022367A | Tower of boiler | |
| KR20020067777A | Dual pipe for a boiler |