Issued Patents 2002
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496412 | Nonvolatile semiconductor memory device for storing multivalued data | Noboru Shibata | 2002-12-17 |
| 6487122 | Multi-value semiconductor memory device with write verify circuit | Noboru Shibata | 2002-11-26 |
| 6477087 | Electrically erasable and programmable non-volatile semiconductor memory with automatic write-verify controller | Yoshiyuki Tanaka, Hiroshi Nakamura, Hideko Odaira | 2002-11-05 |
| 6452437 | Voltage generator for compensating for temperature dependency of memory cell current | Ken Takeuchi | 2002-09-17 |
| 6434055 | Nonvolatile semiconductor memory device | Hiroshi Nakamura, Ken Takeuchi, Riichiro Shirota, Fumitaka Arai, Susumu Fujimura | 2002-08-13 |
| 6426892 | Nonvolatile semiconductor memory device for storing multivalued data | Noboru Shibata | 2002-07-30 |
| 6418052 | Nonvolatile semiconductor memory equipped with data latch circuits for transferring one-bit data or multi-bit data | Noboru Shibata, Hiroto Nakai, Toshio Yamamura, Susumu Fujimura | 2002-07-09 |
| 6377485 | Multi-value semiconductor memory device and reading method thereof | Noboru Shibata | 2002-04-23 |
| 6373746 | Nonvolatile semiconductor memory having plural data storage portions for a bit line connected to memory cells | Ken Takeuchi, Noboru Shibata | 2002-04-16 |
| 6363010 | Nonvolatile semiconductor memory device | Kazunori Ohuchi, Toru Tanzawa, Ken Takeuchi | 2002-03-26 |
| 6344996 | Semiconductor memory device | Hiroshi Nakamura, Toru Tanzawa | 2002-02-05 |