Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882708 | Semiconductor memory device | Shigeyuki Hayakawa, Takayuki Ohtani | 1989-11-21 |
| 4879686 | Semiconductor memory device with a data clear circuit | Azuma Suzuki, Takayuki Ootani | 1989-11-07 |
| 4858197 | Output buffer control circuit of memory device | Akira Aono | 1989-08-15 |
| 4833652 | Semiconductor memory device having a self-diagnosing function | Tohru Kimura | 1989-05-23 |
| 4813022 | Static memory with pull-up circuit for pulling-up a potential on a bit line | Masataka Matsui, Tetsuya Iizuka, Jun Tsujimoto, Takayuki Ohtani | 1989-03-14 |