Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696725 | High-speed sense amplifier for semiconductor memory device | — | 1997-12-09 |
| 5641592 | Method for fabricating phase shift mask | — | 1997-06-24 |
| 5636167 | Redundancy row/column pretest circuits | Ki-Yeup Lee | 1997-06-03 |
| 5597666 | Method for fabrication of a mask | — | 1997-01-28 |