Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6232647 | Air gap with borderless contact | Chuen-Der Lien, Shih-Ked Lee | 2001-05-15 |
| 6136687 | Method of forming air gaps for reducing interconnect capacitance | Shih-Ked Lee, Cheng-Chen Calvin Hsueh, James R. Shih, Chuen-Der Lien | 2000-10-24 |
| 6025260 | Method for fabricating air gap with borderless contact | Chuen-Der Lien, Shih-Ked Lee | 2000-02-15 |
| 5981356 | Isolation trenches with protected corners | Cheng-Chen Calvin Hsueh | 1999-11-09 |
| 5911108 | Method for protecting an alignment mark on a semiconductor substrate during chemical mechanical polishing and the resulting structure | — | 1999-06-08 |
| 5789314 | Method of topside and inter-metal oxide coating | Shih-Ked Lee, Tong Zhang, Pailu Wang, Chuen-Der Lien | 1998-08-04 |