Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652725 | Semiconductor memory device having a redundant row and a redundant column which can be accessed prior to substitution | Yasuhiko Tsukikawa, Masaki Tsukude | 1997-07-29 |
| 5635744 | Semiconductor memory and semiconductor device having SOI structure | Hideto Hidaka, Takahiro Tsuruda | 1997-06-03 |