Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8314025 | Method of forming semiconductor device having contact plug | Sung-Il Cho, Jong-Cheol Lee | 2012-11-20 |
| 8094619 | Multi-mode multi-band mobile communication terminal and mode switching method thereof | Young-Lak Kim, Hyun Wook Kim, Chang-Moon Han | 2012-01-10 |
| 8036709 | System for packet data service in the mixed network of asynchronous communication network and synchronous communication network and hand-over method thereof | Hyun Wook Kim, Young-Lak Kim, Jong Tae Ihm | 2011-10-11 |
| 7898564 | Video telephony service method in mobile communication network | Hyun Wook Kim, Goon Don Choi, Chang-Moon Han | 2011-03-01 |
| 7869406 | Method for hand-over in the mixed network asynchronous communication network and synchronous communication network | Hyun Wook Kim, Young-Lak Kim, Jong Tae Ihm | 2011-01-11 |
| 7848754 | Dual band/dual mode mobile communication terminal and control method thereof | Hyun Wook Kim, Young-Lak Kim, Jong Tae Ihm | 2010-12-07 |
| 7843881 | System for packet data service in the mixed network of asynchronous communication network and synchronous communication network and hand-over method thereof | Hyun Wook Kim, Young-Lak Kim, Jong Tae Ihm | 2010-11-30 |
| 7826840 | Method of hand-over in the mixed network of asynchronous communication network and synchronous communication network | Hyun Wook Kim, Young-Lak Kim, Jong Tae Ihm | 2010-11-02 |
| 7826846 | Hand over method for dual band/dual mode mobile communication terminal | Hyun Wook Kim, Young-Lak Kim, Jong Tae Ihm | 2010-11-02 |
| 7664074 | System for packet data service in the mixed network of asynchronous communication network and synchronous communication network and hand-over method thereof | Hyun Wook Kim, Young-Lak Kim, Jong Tae Ihm | 2010-02-16 |