Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7598785 | Apparatus and method for adjusting slew rate in semiconductor memory device | Jae-Hyuk Im | 2009-10-06 |
| 7489578 | Boosted voltage level detector in semiconductor memory device | — | 2009-02-10 |
| 7447089 | Bitline precharge voltage generator | Jae-Hyuk Im | 2008-11-04 |
| 7440343 | Output driving device | — | 2008-10-21 |
| 7434120 | Test mode control circuit | Ji-Eun Jang | 2008-10-07 |
| 7417475 | Circuit and method for generating power up signal | Sang-Jin Byeon | 2008-08-26 |
| 7382677 | Memory device having internal voltage supply providing improved power efficiency during active mode of memory operation | Kang-Seol Lee | 2008-06-03 |
| 7362167 | Voltage generator | Ji-Eun Jang | 2008-04-22 |
| 7345516 | Apparatus and method for adjusting slew rate in semiconductor memory device | Jae-Hyuk Im | 2008-03-18 |
| 7193906 | Voltage regulating circuit and method of regulating voltage | Ji-Eun Jang | 2007-03-20 |
| 7193920 | Semiconductor memory device | Sang-Jin Byeon | 2007-03-20 |
| 7142022 | Clock enable buffer for entry of self-refresh mode | Tae Jin Kang | 2006-11-28 |
| 7082068 | Semiconductor memory device and method for adjusting internal voltage thereof | Jae-Hyuk Im | 2006-07-25 |
| 7075833 | Circuit for detecting negative word line voltage | Khil-Ohk Kang | 2006-07-11 |
| 6967880 | Semiconductor memory test device | — | 2005-11-22 |
| 6928006 | Semiconductor memory device capable of reducing noise during operation thereof | — | 2005-08-09 |
| 6885605 | Power-up signal generator for semiconductor memory devices | Kang-Seol Lee, Jae Jin Lee | 2005-04-26 |
| 6850453 | Deep power down control circuit | — | 2005-02-01 |
| 6683445 | Internal power voltage generator | — | 2004-01-27 |
| 6240025 | Voltage generator | — | 2001-05-29 |