| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 6 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | United States | 2 | |
| #4 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Telecommunications | |
| #4 | Computer technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yu Hang Jae | 10 |
| #2 | Kim Soo Ryeol | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR20100128266A | Lighting apparatus using white light led | |
| KR20100018596A | Night lighting apparatus using led | |
| KR20080009336A | Adapter for compact fluorescence lamp having a function of protecting eye sight | |
| KR20070058417A | Lighting apparatus for protecting eye sight | |
| KR20020087819A | Business system for phone number supporting and phone connecting services | |
| KR20020067742A | Contents Memory Chip for Multimedia Data |