Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679592 | Process for formation of LDD MOSFET wing photoresist | — | 1997-10-21 |
| 5661601 | Projection method and projection system and mask therefor | Cheol Kim, Seong-oon Choi, Woo-Sung Han, Chang-jin Sohn | 1997-08-26 |
| 5608576 | Projection method and projection system and mask therefor | Woo-Sung Han, Chang-jin Sohn, Cheol Kim, Seong-oon Choi | 1997-03-04 |