| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | United States | 2 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Control | |
| #3 | Chemical engineering | |
| #4 | Environmental technology | |
| #5 | Computer technology | |
| #6 | IT methods for management |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Teaching materials | |
| #3 | Separation | |
| #4 | Water treatment | |
| #5 | Data processing systems | |
| #6 | Electric digital data processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kwon Soon-Hyun | 5 |
| #2 | Shin Dong-Hoon | 5 |
| #3 | Choi Jin-Hyuk | 5 |
| #4 | Kang Il-Ku | 5 |
| #5 | Choi Jin Hyuk | 3 |
| #6 | Kwon Soon Hyun | 3 |
| #7 | Shin Dong Hoon | 3 |
| #8 | Kang Il Ku | 3 |
| #9 | Lee Kee Bong | 2 |
| #10 | Jin-Hyuk Shin Dong-Hoon Kang I | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR20110128697A | Objected, and based on xml cms with freely editing solution | |
| KR20050112594A | Learning apparatus using toy, and control method thereof | |
| KR20050112593A | Learning apparatus using book, and control method thereof | |
| KR20050112592A | Contents index structure, and method and apparatus for demanding contents using the same |