Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7480166 | Memory cell structure of metal programmable read only memory having bit cells with a shared transistor cell | Seong-Ho Jeung, Young-Keun Lee, Young-sook Do | 2009-01-20 |
| 7382640 | High-speed programmable ROM, memory cell structure therefor, and method for writing data on/reading data from the programmable ROM | Joong-Eon Lee, Young-Keun Lee, Young-sook Do | 2008-06-03 |
| 7075809 | Memory cell structure of metal programmable read only memory having bit cells with a shared transistor cell | Seong-Ho Jeung, Young-Keun Lee, Young-sook Do | 2006-07-11 |
| 7042750 | Read only memory devices with independently precharged virtual ground and bit lines | In-Gyu Park | 2006-05-09 |
| 6861714 | High-speed programmable read-only memory (PROM) devices | Joong-Eon Lee, Young-Keun Lee, Young-sook Do | 2005-03-01 |
| 6826070 | Read only memory(ROM) cell, program method of ROM cell, layout method of ROM cell, and ROM device comprising ROM cell | Nak-Woo Sung, Hyoung-Yun Byun | 2004-11-30 |
| 6801446 | Read only memory devices with independently precharged virtual ground and bit lines and methods for operating the same | In-Gyu Park | 2004-10-05 |
| 6771528 | Memory cell structure of metal programmable read only memory having bit cells with a shared transistor cell | Seong-Ho Jeung, Young-Keun Lee, Young-sook Do | 2004-08-03 |