Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11728642 | Semiconductor device and protection circuit | Shigefumi Ishiguro, Yasuhiro Suematsu, Takeshi Miyaba, Maya INAGAKI | 2023-08-15 |
| 8837240 | Semiconductor memory device and defective cell relieving method | Takayuki Iwai, Makoto Takahashi, Masaharu Wada, Mariko Iizuka | 2014-09-16 |
| 8675431 | Semiconductor memory device and defective cell relieving method | Takayuki Iwai, Makoto Takahashi, Masaharu Wada, Mariko Iizuka | 2014-03-18 |
| 7646657 | Semiconductor memory device having replica circuit | — | 2010-01-12 |
| 7433259 | Semiconductor memory device having layered bit line structure | Tomoaki Yabe | 2008-10-07 |
| 6920070 | Read/program potential generating circuit | — | 2005-07-19 |
| 6081468 | Semiconductor device | Takashi Taira | 2000-06-27 |
| 5424984 | Semiconductor memory incorporating a plurality of data input buffers for multi-bit operation | Yousei Nagahama | 1995-06-13 |
| 5404336 | Semiconductor memory device | — | 1995-04-04 |
| 4849653 | Semiconductor circuit device for preventing an output of a bistable circuit from becoming unstable | Hiroshi Shinya | 1989-07-18 |