Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9961549 | Right object acquisition method and system | Jong-Kerl Lee | 2018-05-01 |
| 9449152 | License acquisition scheme indication method and mobile terminal therefor | Tae Hwa Choi, Dong Hyun Ko, Dong-Man Kim, Chan Ho Jung | 2016-09-20 |
| 9419252 | Rechargeable battery | Jae-Il Seong, Hideaki Yoshio, Jin Wook Kim | 2016-08-16 |
| 9160748 | Rights object acquisition method of mobile terminal in digital right management system | Byung-Rae Lee | 2015-10-13 |
| 9043244 | License consignment method and system for portable device | Kwan Hyuk Im, Byung-Rae Lee | 2015-05-26 |
| 8904546 | Digital rights management method and digital rights management-enabled portable device | Tae Hwa Choi | 2014-12-02 |
| 8627338 | Rights object acquisition method of mobile terminal in digital right management system | Byung-Rae Lee | 2014-01-07 |
| 8619994 | System and method for providing digital contents service | Byung-Rae Lee, Seong Hun Bang | 2013-12-31 |