Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703815 | High-speed semiconductor memory system | Hideo Toyoshima | 1997-12-30 |
| 5694367 | Semiconductor memory operable with low power supply voltage | Hideo Toyoshima, Koichi Takeda | 1997-12-02 |