Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629887 | Dynamic semiconductor memory device | Daisaburo Takashima, Tohru Ozaki | 1997-05-13 |
| 5602772 | Dynamic semiconductor memory device | Daisaburo Takashima, Tohru Ozaki | 1997-02-11 |