Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670409 | Method of fabricating a semiconductor IC DRAM device enjoying enhanced focus margin | Hiroshi Otori, Kazuhiko Kajigaya, Masaharu Kubo, Atsuyoshi Koike, Fumiyuki Kanai | 1997-09-23 |
| 5654577 | Semiconductor integrated circuit device | Masayuki Nakamura, Hidetoshi Iwai | 1997-08-05 |
| 5610089 | Method of fabrication of semiconductor integrated circuit device | Hidetoshi Iwai, Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Hisao Katto +1 more | 1997-03-11 |
| 5602771 | Semiconductor memory device and defect remedying method thereof | Kazuhiko Kajigaya, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki, Yuji Sakai +17 more | 1997-02-11 |