Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375095 | Semiconductor memory apparatus with reduced line widths | Toshio Yamada, Junko Hasegawa | 1994-12-20 |
| 5316962 | Method of producing a semiconductor device having trench capacitors and vertical switching transistors | Naoto Matsuo, Shozo Okada | 1994-05-31 |