Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663585 | DRAM having a buried region contacted through a field region | Chang Jae Lee | 1997-09-02 |
| 5660955 | Phase shift mask and manufacturing method thereof | — | 1997-08-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663585 | DRAM having a buried region contacted through a field region | Chang Jae Lee | 1997-09-02 |
| 5660955 | Phase shift mask and manufacturing method thereof | — | 1997-08-26 |