Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8027216 | Semiconductor memory device | Ryo Fukuda | 2011-09-27 |
| 7888769 | Semiconductor integrated circuit device | Masaki Kondo, Ryo Fukuda, Mitsutoshi Nakamura | 2011-02-15 |
| 7732840 | Semiconductor device | Fumiyoshi Matsuoka, Ryo Fukuda | 2010-06-08 |
| 7218560 | Semiconductor memory device | Ryo Fukuda, Shuso Fujii | 2007-05-15 |
| 7079432 | Semiconductor storage device formed to optimize test technique and redundancy technology | Daisuke Kato, Takashi Taira, Kenji Ishizuka, Munehiro Yoshida | 2006-07-18 |
| 6876588 | Semiconductor storage device formed to optimize test technique and redundancy technology | Daisuke Kato, Takashi Taira, Kenji Ishizuka, Munehiro Yoshida | 2005-04-05 |
| 6856561 | Semiconductor memory device | Daisuke Kato, Munehiro Yoshida | 2005-02-15 |
| 6834016 | Semiconductor memory device having redundancy system | Daisuke Kato | 2004-12-21 |
| 6741509 | Semiconductor storage device formed to optimize test technique and redundancy technology | Daisuke Kato, Takashi Taira, Kenji Ishizuka | 2004-05-25 |
| 6711648 | Methods and apparatus for increasing data bandwidth in a dynamic memory device by generating a delayed address transition detection signal in response to a column address strobe signal | Peter Poechmueller | 2004-03-23 |
| 6646932 | Semiconductor memory device having redundancy system | Daisuke Kato, Munehiro Yoshida | 2003-11-11 |
| 6603689 | Semiconductor memory device having redundancy system | Daisuke Kato | 2003-08-05 |
| 6373772 | Semiconductor integrated circuit device having fuses and fuse latch circuits | Daisuke Kato | 2002-04-16 |
| 6343038 | Semiconductor memory device of shared sense amplifier system | Eiichi Makino, Daisuke Kato | 2002-01-29 |
| 6337821 | Dynamic random access memory having continuous data line equalization except at address translation during data reading | Kenji Tsuchida | 2002-01-08 |
| 6301144 | Semiconductor memory device | Munehiro Yoshida | 2001-10-09 |
| 6272061 | Semiconductor integrated circuit device having fuses and fuse latch circuits | Daisuke Kato | 2001-08-07 |
| 6108254 | Dynamic random access memory having continuous data line equalization except at address transition during data reading | Kenji Tsuchida | 2000-08-22 |
| 6055197 | Semiconductor memory device with simultaneously activated elements and a redundancy scheme thereof | Daisuke Kato | 2000-04-25 |
| 6021061 | Semiconductor memory device | Daisuke Kato | 2000-02-01 |
| 5994937 | Temperature and power supply adjusted address transition detector | Takahiko Hara, Khandker N. Quader | 1999-11-30 |
| 5991211 | Semiconductor memory device with redundancy control circuits | Daisuke Kato | 1999-11-23 |
| 5963489 | Method and apparatus for redundancy word line replacement in a repairable semiconductor memory device | Toshiaki Kirihata, John K. DeBrosse, Hing Wong | 1999-10-05 |
| 5933371 | Write amplifier for use in semiconductor memory device | — | 1999-08-03 |
| 5699294 | Semiconductor memory device having bidirectional potential barrier switching element | Takashi Yamada | 1997-12-16 |