Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768158 | Flash memory element and manufacturing method thereof | Jong Ho Lee | 2004-07-27 |
| 6680224 | Methods of forming and operating field effect transistors having gate and sub-gate electrodes | Jong Ho Lee, Sang Yeon Han | 2004-01-20 |