Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9681368 | Apparatus and method for displaying service information provided in service zone | Kangsoo Shin, Dukho Choi, Jinsung Im | 2017-06-13 |
| 8798588 | Terminal and method for providing zone-based service outside of service zone | Jinsung Im, Kangsoo Shin, Dukho Choi | 2014-08-05 |
| 8654235 | Apparatus and method for displaying service information provided in service zone | Jinsung Im, Kangsoo Shin, Dukho Choi | 2014-02-18 |
| 8549068 | Apparatus and method for displaying service information corresponding to service zone | Dukho Choi, Jinsung Im, Kangsoo Shin | 2013-10-01 |