Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10855638 | Method, system, and recording medium for notifying reception of message | YungSeong Lee, Hyeonji Jeon, Sun Young Park, Munhyun Joo, Byoungseung Lee +10 more | 2020-12-01 |
| 10462615 | Method and system for transmitting text messages | YungSeong Lee, Dohoon Kim, Jeong Hwa Kim, Hyo Jung Kim, Hak Jin Doh +10 more | 2019-10-29 |
| 10341280 | Method, system, and recording medium for providing message based on group unit | YungSeong Lee, Jeong Hwa Kim, Hyo Jung Kim, Hak Jin Doh, Sun Young Park +10 more | 2019-07-02 |
| 10298529 | Method, system, and recording medium for managing group message | YungSeong Lee, Dohoon Kim, Jeong Hwa Kim, Hyo Jung Kim, Hak Jin Doh +10 more | 2019-05-21 |
| 10049369 | Group targeting system and method for internet service or advertisement | — | 2018-08-14 |