Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684746 | Semiconductor memory device in which a failed memory cell is placed with another memory cell | Ryo Fukuda | 1997-11-04 |
| 5661678 | Semiconductor memory device using dynamic type memory cells | Masako Yoshida, Takehiro Hasegawa, Kiyofumi Ochii, Masayuki Koizumi | 1997-08-26 |
| 5654912 | Semiconductor memory device with reduced read time and power consumption | Takehiro Hasegawa, Hitoshi Kuyama | 1997-08-05 |
| 5644525 | Dynamic semiconductor memory device having an improved sense amplifier layout arrangement | Daisaburo Takashima, Kenji Tsuchida | 1997-07-01 |
| 5638329 | MOS semiconductor device with memory cells each having storage capacitor and transfer transistor | Daisuke Kato, Daisaburo Takashima | 1997-06-10 |
| 5625602 | NAND-type dynamic RAM having temporary storage register and sense amplifier coupled to multi-open bit lines | Takehiro Hasegawa, Fujio Masuoka, Ryu Ogiwara, Shinichiro Shiratake, Shigeyoshi Watanabe | 1997-04-29 |