Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7558900 | Serial flash semiconductor memory | Robin John Jigour, Eungjoon Park, Jong Seuk Lee | 2009-07-07 |
| 6909639 | Nonvolatile memory having bit line discharge, and method of operation thereof | Poongyeub Lee, Eungjoon Park, Kyung Joon Han | 2005-06-21 |
| 6873004 | Virtual ground single transistor memory cell, memory array incorporating same, and method of operation thereof | Kyung Joon Han, Steve Kuo-Ren Hsia, Gyu Wan Kwon, Jong Seuk Lee | 2005-03-29 |
| 6826080 | Virtual ground nonvolatile semiconductor memory array architecture and integrated circuit structure therefor | Kyung Joon Han, Gyu Wan Kwon, Jong Seuk Lee | 2004-11-30 |
| 6775184 | Nonvolatile memory integrated circuit having volatile utility and buffer memories, and method of operation thereof | Poongyeub Lee | 2004-08-10 |
| 6768671 | Nonvolatile memory and method of operation thereof to control erase disturb | Poongyeub Lee, Kwangho Kim, Eungjoon Park | 2004-07-27 |
| 6728140 | Threshold voltage convergence | Kyung Joon Han, Gyu Wan Kwon, Dung Q. Tran, Steve Kuo-Ren Hsia, Jong Seuk Lee +1 more | 2004-04-27 |
| 5963479 | Method of erasing a flash memory cell and device for erasing the same | Hyung-Rae Park | 1999-10-05 |
| 5956283 | Method of reading a flash memory cell and a read voltage generating circuit | — | 1999-09-21 |
| 5920225 | Negative voltage drive circuit | Young Jung Choi | 1999-07-06 |
| 5777922 | Flash memory device | Young Jung Choi | 1998-07-07 |
| 5694359 | Flash memory device | — | 1997-12-02 |
| 5563548 | Output voltage controlling circuit in a negative charge pump | Joo Young Kim | 1996-10-08 |
| 5057711 | Noise reducing output buffer circuit for an integrated circuit | Jong Seuk Lee, Seung Min KIM | 1991-10-15 |