Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702966 | Method of manufacturing a semiconductor memory device | Daisuke Tohyama | 1997-12-30 |
| 5596529 | Nonvolatile semiconductor memory device | Daisuke Tohyama | 1997-01-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702966 | Method of manufacturing a semiconductor memory device | Daisuke Tohyama | 1997-12-30 |
| 5596529 | Nonvolatile semiconductor memory device | Daisuke Tohyama | 1997-01-21 |