Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11170360 | Magnetic secure transmission (MST) device, MST system and controller including the same | Sung Woo Lee, Hyoung-Seok Oh, Kwang Chan Lee, Dae-Woong Cho, Jung-wook Heo | 2021-11-09 |
| 10430701 | Magnetic secure transmission device, electronic device and mobile system including the same | Sung Woo Lee, Hyoung-Seok Oh, Kwang Chan Lee, Dae-Woong Cho, Jung-wook Heo | 2019-10-01 |
| 10249394 | Passive nitrogen injecting device for nuclear reactor coolant pump | Ho Rim MOON, Young Sheop Park, Han Gon KIM | 2019-04-02 |
| 9899918 | DC/DC converter, driving method thereof, and power supply using the same | Kwang Chan Lee, Sung Woo Lee, Jung-wook Heo | 2018-02-20 |
| 8145443 | Fourier transform-based phasor estimation method and apparatus capable of eliminating influence of exponentially decaying DC offsets | Dong Gyu Lee | 2012-03-27 |
| 7733739 | Synchronous semiconductor memory device | Kyoung-Nam Kim | 2010-06-08 |
| 7602659 | Memory device having shared fail-repairing circuit capable of repairing row or column fails in memory cell arrays of memory banks | — | 2009-10-13 |
| 7602660 | Redundancy circuit semiconductor memory device | — | 2009-10-13 |
| 7583134 | Semiconductor integrated circuit and method of controlling internal voltage of the same | — | 2009-09-01 |
| 7471578 | Internal voltage generation control circuit and internal voltage generation circuit using the same | — | 2008-12-30 |
| 7450455 | Semiconductor memory device and driving method thereof | Hi-Hyun Han, Ho-Youb Cho | 2008-11-11 |
| 7379357 | Semiconductor memory device having advanced repair circuit | — | 2008-05-27 |
| 7379378 | Over driving control signal generator in semiconductor memory device | Hi-Hyun Han | 2008-05-27 |
| 7362164 | Semiconductor integrated circuit and method of controlling internal voltage of the same | — | 2008-04-22 |
| 7345949 | Synchronous semiconductor memory device | Kyoung-Nam Kim | 2008-03-18 |
| 7340355 | Compensated current differential relaying method and system for protecting transformer | Yong Cheol Kang | 2008-03-04 |
| 7282986 | Negative voltage generator circuit | Jun-Gi Choi, Yong-Kyu Kim | 2007-10-16 |
| 7280418 | Internal voltage generation control circuit and internal voltage generation circuit using the same | Kyoung-Nam Kim | 2007-10-09 |
| 7257037 | Redundancy circuit in semiconductor memory device | — | 2007-08-14 |
| 7227794 | Internal voltage generation control circuit and internal voltage generation circuit using the same | — | 2007-06-05 |
| 7196965 | Over driving control signal generator in semiconductor memory device | Hi-Hyun Han | 2007-03-27 |
| 7184331 | Redundancy fuse control circuit and semiconductor memory device having the same and redundancy process method | Yong-Kyu Kim | 2007-02-27 |
| 7127364 | Method of compensating for distorted secondary current of current transformer | Dong Gyu Lee, Seung Hyun, Yong Cheol Kang | 2006-10-24 |
| 7123536 | Voltage generation control circuit in semiconductor memory device, circuit using the same and method thereof | — | 2006-10-17 |
| 7102938 | Internal voltage generation control circuit and internal voltage generation circuit using the same | Kyoung-Nam Kim | 2006-09-05 |