Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410397 | Method for manufacturing a dielectric trench capacitor with a stacked-layer structure | Masahiro Tanaka | 2002-06-25 |
| 6407422 | Oxygen diffusion blocking semiconductor capacitor | Katsuaki Asano, Yasuyuki Ito, Shun Mitarai | 2002-06-18 |
| 6355952 | Capacitor having ferroelectric film and multiple layers of insulating and protective films for nonvolatile memory cell | Hisayoshi Yamoto | 2002-03-12 |
| 6215646 | Dielectric capacitor and method of manufacturing same, and dielectric memory using same | Masahiro Tanaka | 2001-04-10 |
| 6090657 | Method of manufacturing capacitor having ferroelectric film for nonvolatile memory cell | Hisayoshi Yamoto | 2000-07-18 |
| 6043526 | Semiconductor memory cell using a ferroelectric thin film and a method for fabricating it | — | 2000-03-28 |
| 5998825 | Capacitor structure of semiconductor memory cell and method for fabricating capacitor structure of semiconductor memory cell | — | 1999-12-07 |
| 5943583 | Method for manufacturing semiconductor device | — | 1999-08-24 |
| 5589419 | Process for fabricating semiconductor device having a multilevel interconnection | — | 1996-12-31 |
| 5437762 | Method and apparatus for semiconductor memory | Makoto Hashimoto, Takeshi Matsushita, Machio Yamagishi, Hiroshi Sato, Muneharu Shimanoe | 1995-08-01 |
| 5378919 | Semiconductor integrated circuit device with plural gates and plural passive devices | — | 1995-01-03 |