Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5106774 | Method of making trench type dynamic random access memory device | Katsuhiko Hieda, Fumio Horiguchi, Takeshi Hamamoto, Kazumasa Sunouchi, Kei Kurosawa +1 more | 1992-04-21 |
| 5049957 | MOS type dynamic random access memory | Satoshi Inoue, Kazumasa Sunouchi, Fumio Horiguchi | 1991-09-17 |
| 5043298 | Process for manufacturing a DRAM cell | Takashi Yamada, Fumio Horiguchi, Satoshi Inoue, Kazumasa Sunouchi | 1991-08-27 |
| 4784969 | Method of manufacturing a semiconductor memory device | — | 1988-11-15 |