Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7939915 | Contact etch stop film | Hok Min Ho, Ching-Tien Ma | 2011-05-10 |
| 7629673 | Contact etch stop film | Hok Min Ho, Ching-Tien Ma | 2009-12-08 |
| 5915202 | Blanket etching process for formation of tungsten plugs | Chi-Hsin Lo, Dowson Jang | 1999-06-22 |