Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5888887 | Trenchless buried contact process technology | Xudong Li, Xuechun Dai, Kei Tee Tiew | 1999-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5888887 | Trenchless buried contact process technology | Xudong Li, Xuechun Dai, Kei Tee Tiew | 1999-03-30 |