Issued Patents All Time
Showing 76–79 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281837 | Semiconductor memory device having cross-point DRAM cell structure | — | 1994-01-25 |
| 5266823 | Semiconductor device having film for controlling diffusion of impurity | Hiroyuki Noji, Koichi Kishi, Soichi Sugiura | 1993-11-30 |
| 5142639 | Semiconductor memory device having a stacked capacitor cell structure | Shizuo Sawada, Toshiharu Watanabe, Kinuyo Kohyama | 1992-08-25 |
| 5066609 | Method of manufacturing a semiconductor device including a trench capacitor | Tadashi Yamamoto, Takeshi Tanaka | 1991-11-19 |