Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643407 | Solving the poison via problem by adding N.sub.2 plasma treatment after via etching | — | 1997-07-01 |
| 5629237 | Taper etching without re-entrance profile | Pei-Jan Wang, Kuei-Lung Chou, Jiunn-Jyi Lin | 1997-05-13 |