Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668401 | Chessboard pattern layout for scribe lines | Ying-Chen Chao | 1997-09-16 |
| 5591673 | Tungsten stud process for stacked via applications | Ying-Chen Chao, Yi-Dong Yan | 1997-01-07 |