Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657280 | Defective cell repairing circuit and method of semiconductor memory device | Yong-Sik Seok | 1997-08-12 |
| 5610865 | Semiconductor memory device with redundancy structure | Young-Sik Seok | 1997-03-11 |