Issued Patents All Time
Showing 201–225 of 302 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054885 | Semiconductor device and testing apparatus thereof | Tsukasa Ooishi, Tomoya Kawagoe, Mikio Asakura | 2000-04-25 |
| 6055206 | Synchronous semiconductor memory device capable of reducing power dissipation by suppressing leakage current during stand-by and in active operation | Hiroaki Tanizaki, Tsukasa Ooishi, Shigeki Tomishima | 2000-04-25 |
| 6018172 | Semiconductor memory device including memory cell transistors formed on SOI substrate and having fixed body regions | Takahiro Tsuruda, Katsuhiro Suma | 2000-01-25 |
| 6011735 | Synchronous semiconductor memory device with redundancy determination unit that can set replacement of redundant memory array provided in row and column directions | Tsukasa Ooishi | 2000-01-04 |
| 5999464 | Semiconductor memory device and method of checking same for defect | Mikio Asakura, Kiyohiro Furutani, Tetsuo Kato | 1999-12-07 |
| 5982005 | Semiconductor device using an SOI substrate | Katsuhiro Suma, Takahiro Tsuruda | 1999-11-09 |
| 5972756 | Method of fabricating semiconductor device with a fuse portion | Takashi Kono, Mikio Asakura, Kenichi Yasuda | 1999-10-26 |
| 5973983 | Semiconductor memory device having a hierarchical bit line structure with reduced interference noise | — | 1999-10-26 |
| 5969984 | Level converting circuit for converting level of an input signal, internal potential generating circuit for generating internal potential, internal potential generating unit generating internal potential, highly reliable semiconductor device | Yuichiro Komiya, Tsukasa Ooishi, Mikio Asakura | 1999-10-19 |
| 5970507 | Semiconductor memory device having a refresh-cycle program circuit | Tetsuo Kato, Kiyohiro Furutani, Mikio Asakura | 1999-10-19 |
| 5953261 | Semiconductor memory device having data input/output circuit of small occupied area capable of high-speed data input/output | Kiyohiro Furutani, Tsukasa Ooishi, Mikio Asakura, Kei Hamade, Yoshito Nakaoka | 1999-09-14 |
| 5943273 | Semiconductor memory device | Mikio Asakura, Kazuyasu Fujishima, Tsukasa Ooishi, Kazutami Arimoto, Shigeki Tomishima +1 more | 1999-08-24 |
| 5936443 | Power-on reset signal generator for semiconductor device | Kenichi Yasuda, Kiyohiro Furutani, Tsukasa Ooishi | 1999-08-10 |
| 5933377 | Semiconductor memory device and defect repair method for semiconductor memory device | — | 1999-08-03 |
| 5933048 | Data output circuit with reduced output noise | Masakazu Hirose | 1999-08-03 |
| 5898316 | Mode setting circuit of semiconductor device | Tetsuo Kato, Tsukasa Ooishi, Mikio Asakura | 1999-04-27 |
| 5893728 | Semiconductor device having a floating node that can maintain a predetermined potential for long time, a semiconductor memory device having high data maintenance performance, and a method of manufacturing thereof | — | 1999-04-13 |
| 5880493 | Semiconductor integrated circuit devices adapted for automatic design and method of arranging such devices | — | 1999-03-09 |
| RE36089 | Column selecting circuit in semiconductor memory device | Tsukasa Ooishi, Kazutami Arimoto, Masanori Hayashikoshi, Shinji Kawai, Mikio Asakura +4 more | 1999-02-09 |
| 5867440 | Semiconductor storage device with improved layout of power supply lines | — | 1999-02-02 |
| 5867439 | Semiconductor memory device having internal address converting function, whose test and layout are conducted easily | Mikio Asakura, Kiyohiro Furutani, Kenichi Yasuda | 1999-02-02 |
| 5867418 | Semiconductor memory device and semiconductor device | Yasuhiko Okasaka, Mikio Asakura, Masaaki Ura, Fukashi Morishita | 1999-02-02 |
| RE36027 | Random access memory of a CSL system with a bit line pair and an I/O line pair independently set to different precharge voltages | Kazutami Arimoto, Kazuyasu Fujishima, Masaki Tsukude, Tsukasa Ohishi | 1999-01-05 |
| 5847595 | Semiconductor device having controllable internal potential generating circuit | Takashi Kono, Tsukasa Ooishi | 1998-12-08 |
| 5847430 | Input protection circuit for semiconductor device | — | 1998-12-08 |