Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890262 | Semiconductor memory with built-in defective bit relief circuit | Masashi Hashimoto | 1989-12-26 |
| 4862413 | Semiconductor ROM with reduced supply voltage requirement | Masashi Hashimoto | 1989-08-29 |