| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 8 | |
| #2 | WIPO (World Intellectual Property Organization) | 8 | |
| #3 | United States | 7 | |
| #4 | China | 3 |
| # | Industry | |
|---|---|---|
| #1 | IT methods for management | |
| #2 | Control | |
| #3 | Digital networks | |
| #4 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Data processing systems | |
| #2 | Coin-freed | |
| #3 | Digital information transmission | |
| #4 | Transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kim Byungsoo | 24 |
| #2 | Lee Jeongjin | 24 |
| #3 | Park Hae Chul | 24 |
| #4 | Lee Jeong-Jin | 2 |
| #5 | Park Hae-Chul | 2 |
| #6 | Kim Byung-Soo | 2 |
| #7 | Ltd Lotte Card Co | 1 |