Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7935591 | Method for fabricating PMOS transistor and method for forming dual gate using the same | Kyoung Bong Rouh, Il Cheol Rho | 2011-05-03 |
| 7563718 | Method for forming tungsten layer of semiconductor device and method for forming tungsten wiring layer using the same | — | 2009-07-21 |
| 7332391 | Method for forming storage node contacts in semiconductor device | Il Cheol Roh | 2008-02-19 |
| 5940730 | Method of forming a contact hole of a semiconductor device | Noh-Jung Kwak | 1999-08-17 |
| 5702568 | Method of forming a via hole of a semiconductor device with spin-on-glass film sealed by an oxide film | Chan Soo Shin | 1997-12-30 |
| 5595936 | Method for forming contacts in semiconductor device | Kyeong Keun Choi | 1997-01-21 |
| 5447882 | Method for fabricating capacitor of semiconductor memory device | — | 1995-09-05 |
| 5397742 | Method for forming tungsten plug for metal wiring | — | 1995-03-14 |