Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958281 | Method for forming alignment pattern of semiconductor device | — | 2005-10-25 |
| 6391745 | Method for forming overlay verniers for semiconductor devices | — | 2002-05-21 |
| 5851914 | Method of fabricating a metal contact structure | Sang-jun Han, Jeong Hoe Kim | 1998-12-22 |