Issued Patents 2005
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6943402 | Nonvolatile semiconductor memory device including MOS transistors each having a floating gate and control gate | Shigeru Nagasaka, Akira Umezawa | 2005-09-13 |
| 6940752 | Nonvolatile semiconductor memory device | Tomoharu Tanaka, Hiroshi Nakamura, Ken Takeuchi, Riichiro Shirota, Susumu Fujimura | 2005-09-06 |
| 6930921 | NAND type flash EEPROM in which sequential programming process is performed by using different intermediate voltages | Yasuhiko Matsunaga, Toshitake Yaegashi | 2005-08-16 |
| 6878985 | Nonvolatile semiconductor memory device having a memory cell that includes a floating gate electrode and control gate electrode | Riichiro Shirota, Toshitake Yaegashi, Akira Shimizu, Yasuhiko Matsunaga, Masayuki Ichige +1 more | 2005-04-12 |
| 6868010 | Semiconductor memory device having row decoder in which high-voltage-applied portion is located adjacent to low-voltage-applied portion | Akira Shimizu, Riichiro Shirota | 2005-03-15 |
| 6859394 | NAND type non-volatile semiconductor memory device | Yasuhiko Matsunaga, Toshitake Yaegashi, Riichiro Shirota | 2005-02-22 |
| 6859395 | NAND type flash EEPROM in which sequential programming process is performed by using different intermediate voltages | Yasuhiko Matsunaga, Toshitake Yaegashi | 2005-02-22 |