Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672989 | Nonvolatile semiconductor integrated circuit having an address transition detector | Hyong-Gon Lee, Sung-Hee Cho | 1997-09-30 |
| 5635747 | Nonvolatile semiconductor memories with a cell structure suitable for a high speed operation and a low power supply voltage | Hyong-Gon Lee, Sang-Ki Hwang, Young-Wi Ko, Sung-Hee Cho | 1997-06-03 |