Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8436655 | Voltage level shift circuit and semiconductor device | Kouhei Kurita | 2013-05-07 |
| 8400855 | Semiconductor device | Hiroshi Nakagawa | 2013-03-19 |
| 8130565 | Semiconductor device | Tatsuya Sakamoto, Gen Koshita | 2012-03-06 |
| 8054699 | Semiconductor memory device having a double branching bidirectional buffer | Susumu Takahashi | 2011-11-08 |
| 7913126 | Semiconductor memory device and method of testing same | Hiroshi Nakagawa | 2011-03-22 |
| 7859933 | Semiconductor memory device and operating method thereof | Hiroyasu Yoshida | 2010-12-28 |
| 7808848 | Semiconductor memory | Tomoyuki Shibata | 2010-10-05 |
| 7642829 | Duty detection circuit | Atsuko Monma | 2010-01-05 |
| 7562269 | Semiconductor storage device | Hiroyasu Yoshida | 2009-07-14 |
| 7542359 | Semiconductor memory | Tomoyuki Shibata | 2009-06-02 |
| 7492661 | Command generating circuit and semiconductor memory device having the same | Hiroyasu Yoshida | 2009-02-17 |
| 7436729 | Fuse circuit and semiconductor device using fuse circuit thereof | Hiroyasu Yoshida, Naohisa Nishioka | 2008-10-14 |
| 7411435 | Duty detection circuit | Atsuko Monma | 2008-08-12 |
| 7304900 | Semiconductor memory | Tomoyuki Shibata | 2007-12-04 |
| 7276950 | Prevention of the propagation of jitters in a clock delay circuit | Atsuko Monma | 2007-10-02 |
| 7274615 | Semiconductor memory device and semiconductor memory device test method | Hiroshi Nakagawa | 2007-09-25 |
| 7240253 | Semiconductor storage device | Hiroyasu Yoshida | 2007-07-03 |
| 6999352 | Data inversion circuit and semiconductor device | Hiroyasu Yoshida | 2006-02-14 |
| 6958638 | Slew rate controlling method and system for output data | Tomoyuki Shibata | 2005-10-25 |
| 6798367 | Size-reduced majority circuit | Hiroshi Nakagawa | 2004-09-28 |
| 6717833 | Semiconductor device | Goro Kitsukawa, Yoji Idei, Akira Ide | 2004-04-06 |
| 6687181 | Semiconductor memory device with less data transfer delay time | Narikazu Usuki | 2004-02-03 |
| 6175516 | Semiconductor device | Goro Kitsukawa, Yoji Idei, Akira Ide | 2001-01-16 |
| 5801554 | Semiconductor Integrated circuit device for handling low amplitude signals | Atsuko Momma, Miki Matsumoto | 1998-09-01 |
| 5754838 | Synchronous dynamic memory device capable of operating over wide range of operation frequencies | Ken Shibata | 1998-05-19 |