| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Digital networks | |
| #3 | Machines | |
| #4 | Computer technology | |
| #5 | IT methods for management |
| # | Technology | |
|---|---|---|
| #1 | Advertising | |
| #2 | Television | |
| #3 | Unspecified technologies | |
| #4 | Digital information transmission | |
| #5 | Electric digital data processing | |
| #6 | Data processing systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kim Joo-Hyun | 13 |
| #2 | Cho Joon-Ho | 2 |
| #3 | Kim Yoon-Soo | 2 |
| #4 | Shin Sung-Jae | 1 |
| #5 | Kim Jeong-Ja | 1 |
| #6 | Hwang In-Hwan | 1 |
| #7 | Ko Young-Goo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2009151157A1 | Letter-luminescent footboard |