Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8105886 | Semiconductor electrically programmable fuse element with amorphous silicon layer after programming and method of programming the same | Takahiko Sasaki, Shuso Fujii | 2012-01-31 |
| 7957176 | Semiconductor memory device with improved resistance to disturbance and improved writing characteristic | — | 2011-06-07 |
| 7924080 | Level shifter circuit | Yukinori Uchino | 2011-04-12 |
| 7710808 | Semiconductor memory device including a static memory cell | Keiichi Kushida | 2010-05-04 |
| 7649799 | Semiconductor memory device | Gou Fukano, Tomoaki Yabe | 2010-01-19 |
| 7609581 | Semiconductor memory device | Osamu Hirabayashi | 2009-10-27 |
| 7535753 | Semiconductor memory device | Akira Katayama, Keiichi Kushida, Osamu Hirabayashi | 2009-05-19 |
| 7430134 | Memory cell structure of SRAM | Yasuhisa Takeyama, Osamu Hirabayashi | 2008-09-30 |
| 7400524 | Semiconductor memory device and semiconductor device | — | 2008-07-15 |
| 7368801 | Semiconductor electrically programmable fuse element with amorphous silicon layer after programming and method of programming the same | Takahiko Sasaki, Shuso Fujii | 2008-05-06 |
| 7362646 | Semiconductor memory device | Osamu Hirabayashi | 2008-04-22 |
| 7313038 | Nonvolatile memory including a verify circuit | — | 2007-12-25 |
| 7085181 | Semiconductor device having storage circuit which stores data in nonvolatile manner by using fuse element | — | 2006-08-01 |
| 6992945 | Fuse circuit | — | 2006-01-31 |
| 6737912 | Resistance division circuit and semiconductor device | — | 2004-05-18 |
| 6693305 | Semiconductor device formed by cascade-connecting a plurality of diodes | Tomoaki Yabe | 2004-02-17 |
| 6466487 | Semiconductor device with impedance controllable output buffer | — | 2002-10-15 |
| 6429454 | Semiconductor device with test circuit | Hiroshi Hatada, Osamu Hirabayashi, Yasushi Kameda | 2002-08-06 |
| 6307791 | Semiconductor device | Yasushi Kameda | 2001-10-23 |
| 6275407 | Semiconductor memory device having sense and data lines for use to read and write operations | — | 2001-08-14 |
| 6222773 | Nonvolatile semiconductor memory in which the number of programming or erasing bits increases with the progress of programming or erasing | Tooru Tanzawa, Hironori Banba, Shigeru Atsumi, Masao Kuriyama, Seiichi Mori +1 more | 2001-04-24 |
| 6154393 | Semiconductor memory device of double-data rate mode | Osamu Hirabayashi | 2000-11-28 |
| 6118697 | Nonvolatile semiconductor memory in which the number of programming or erasing bits increases with the progress of programming or erasing | Tooru Tanzawa, Hironori Banba, Shigeru Atsumi, Masao Kuriyama, Seiichi Mori +1 more | 2000-09-12 |
| 6088281 | Semiconductor memory device | Tadashi Miyakawa, Naoto Tomita | 2000-07-11 |
| 6021071 | Semiconductor integrated circuit | — | 2000-02-01 |