Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5315543 | Semiconductor memory device and a manufacturing method thereof | Naoto Matsuo, Yoshiro Nakata, Shozo Okada | 1994-05-24 |
| 5275972 | Method for fabricating a semiconductor integrated circuit device including the self-aligned formation of a contact window | Yasushi Naito, Masanori Fukumoto | 1994-01-04 |