Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602789 | Electrically erasable and programmable non-volatile and multi-level memory systemn with write-verify controller | Tetsuo Endoh, Riichiro Shirota, Kazunori Ohuchi, Seiichi Aritome, Tomoharu Tanaka +1 more | 1997-02-11 |
| 5597748 | Method of manufacturing NAND type EEPROM | Masamichi Asano, Hiroshi Iwahashi, Ryozo Nakayama, Satoshi Inoue, Riichiro Shirota +2 more | 1997-01-28 |