Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672409 | Nonvolatile semiconductor memory device | Akira Takei, Takashi Miida | 1987-06-09 |
| 4462089 | Nonvolatile semiconductor memory device | Takashi Miida, Akira Takei | 1984-07-24 |
| 4330849 | Complementary semiconductor memory device | Ryoiku Togei | 1982-05-18 |