| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 27 |
| # | Industry | |
|---|---|---|
| #1 | Computer technology | |
| #2 | IT methods for management | |
| #3 | Digital networks | |
| #4 | Telecommunications | |
| #5 | Audio-visual technology | |
| #6 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Park Jin Sun | 3 |
| #2 | Rim Jae Hee | 3 |
| #3 | Kim Jong Hak | 3 |
| #4 | Sim Jun Pyo | 3 |
| #5 | Kim Yu Mi | 3 |
| #6 | Oh Ho Seok | 3 |
| #7 | Jang Seok Hyun | 3 |
| #8 | Park Yang Kyun | 2 |
| #9 | Sim Ki Yong | 2 |
| #10 | Hwang Ji Soo | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020087467A | Instant messaging service method and apparatus for providing schedule service |