Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6906365 | Ferroelectric memory device including an upper protection electrode | Kiyoshi Ogata, Kazuhiko Horikoshi, Hisayuki Kato, Keiichi Yoshizumi, Masahito Yamazaki | 2005-06-14 |
| 6897503 | Semiconductor memory device and manufacturing process for the same | Miharu Otani, Jun Tanaka, Kiyoshi Ogata | 2005-05-24 |
| 6867446 | Semiconductor memory device | Miharu Otani, Jun Tanaka, Kiyoshi Ogata | 2005-03-15 |