Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659258 | Level shifter circuit | Satoru Tanoi, Yasuhiro Tanaka | 1997-08-19 |
| 5652727 | Semiconductor memory device | Yasuhiro Tanaka | 1997-07-29 |
| 5648734 | Buffer circuit and bias circuit | Satoru Tanoi | 1997-07-15 |
| 5596521 | Semiconductor memory with built-in cache | Yasuhiro Tanaka, Satoru Tanoi | 1997-01-21 |