Issued Patents 1994
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357460 | Semiconductor memory device having two transistors and at least one ferroelectric film capacitor | Tatsushi Yusuki, Shigeo Onishi, Keizo Sakiyama, Katsuji Iguchi | 1994-10-18 |
| 5331181 | Non-volatile semiconductor memory | Yoshimitsu Yamauchi, Keizo Sakiyama | 1994-07-19 |
| 5309386 | Semiconductor memory with enhanced capacity | Tatsushi Yusuki, Atsushi Miura | 1994-05-03 |
| 5299151 | Method for writing into semiconductor memory | Hiroshi Ishihara, Keizo Sakiyama | 1994-03-29 |
| 5298446 | Process for producing semiconductor device | Shigeo Onishi, Akitsu Ayukawa | 1994-03-29 |
| 5299152 | Anti-fuse memory device with switched capacitor setting method | Hiroshi Ishihara, Keizo Sakiyama | 1994-03-29 |
| 5290725 | Semiconductor memory device and a method for producing the same | Keizo Sakiyama | 1994-03-01 |
| 5282159 | Semiconductor memory with increased capacitive storage capabilities and reduced size | Naoki Ueda, Yoshimitsu Yamauchi | 1994-01-25 |
| 5278036 | Photographic developer composition | Akira Kobayashi | 1994-01-11 |