Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9349483 | One-time programmable memory and system-on chip including one-time programmable memory | — | 2016-05-24 |
| 8797817 | Semiconductor devices, operating methods thereof, and memory systems including the same | Cheol-Ha Lee, Jung Han Kim | 2014-08-05 |
| 8315120 | Semiconductor memory device and method of driving the same | Cheol-Ha Lee, Jung Han Kim | 2012-11-20 |
| 8218375 | Oscillation circuits having temperature-dependent frequency generation and semiconductor memory devices having temperature-dependent self refresh rate | Cheol-Ha Lee, Sang Seok Lee | 2012-07-10 |
| 8067977 | Voltage generating circuit and semiconductor device having the same | — | 2011-11-29 |
| 7839698 | Semiconductor memory device of controlling bit line sense amplifier | Cheol-Ha Lee, Jung Han Kim | 2010-11-23 |
| 7518943 | Embedded memory and methods thereof | Cheol-Ha Lee | 2009-04-14 |
| 7269076 | Low power consumption data input/output circuit of embedded memory device and data input/output method of the circuit | Gyu-Hong Kim | 2007-09-11 |
| 7079435 | Sense amplifier circuit to write data at high speed in high speed semiconductor memory | Gyu-Hong Kim | 2006-07-18 |
| 6918046 | High speed interface device for reducing power consumption, circuit area and transmitting/receiving a 4 bit data in one clock period | Yong Jae Park | 2005-07-12 |
| 6597614 | Self refresh circuit for semiconductor memory device | Jong Ki Nam | 2003-07-22 |
| 6501299 | Current mirror type bandgap reference voltage generator | Young-Hee Kim | 2002-12-31 |