Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858190 | Dual port semiconductor memory having random and serial access modes | Yasunori Yamaguchi, Akirahiko Yoshida, Masami Nei, Yukio Yamamoto | 1989-08-15 |
| 4819213 | Semiconductor memory | Yasunori Yamaguchi | 1989-04-04 |
| 4802135 | Semiconductor memory having multiple continuous access functions | Takashi Shinoda | 1989-01-31 |