Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611464 | Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics | Takao Akaogi, Nobuaki Takashina, Yasushi Kasa, Kiyoshi Itano, Minoru Yamashita +1 more | 2003-08-26 |
| 6563738 | Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics | Takao Akaogi, Nobuaki Takashina, Yasushi Kasa, Kiyoshi Itano, Minoru Yamashita | 2003-05-13 |