Issued Patents 1994
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366913 | Method of manufacturing semiconductor device employing oxide sidewalls | — | 1994-11-22 |
| 5345415 | Nonvolatile semiconductor memory utilizing a ferroelectric film | Takashi Nakamura | 1994-09-06 |
| 5332915 | Semiconductor memory apparatus | Noriyuki Shimoji, Takanori Ozawa | 1994-07-26 |
| 5331190 | Semiconductor device including nonvolatile memories | Noriyuki Shimoji | 1994-07-19 |
| 5319230 | Non-volatile storage device | — | 1994-06-07 |
| 5319229 | Semiconductor nonvolatile memory with wide memory window and long data retention time | Noriyuki Shimoji, Takanori Ozawa | 1994-06-07 |
| 5303182 | Nonvolatile semiconductor memory utilizing a ferroelectric film | Takashi Nakamura | 1994-04-12 |
| 5300799 | Nonvolatile semiconductor storage device with ferroelectric capacitors | Takashi Nakamura | 1994-04-05 |
| 5293062 | FET nonvolatile memory with composite gate insulating layer | — | 1994-03-08 |
| 5291048 | Non-volatile storage device with impurities in nitride toward source side | — | 1994-03-01 |