Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652726 | Semiconductor memory device having hierarchical bit line structure employing improved bit line precharging system | Masaki Tsukude | 1997-07-29 |
| 5635744 | Semiconductor memory and semiconductor device having SOI structure | Hideto Hidaka, Katsuhiro Suma | 1997-06-03 |
| 5604707 | Semiconductor memory device responsive to hierarchical internal potentials | Shigehiro Kuge, Shigeki Tomishima, Kazutami Arimoto, Hideto Hidaka | 1997-02-18 |