Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8975786 | Portable electronic equipment and method of controlling the same | — | 2015-03-10 |
| 7030681 | Semiconductor device with multiple power sources | Akira Yamazaki, Fukashi Morishita, Yasuhiko Taito, Mako Okamoto | 2006-04-18 |
| 6781431 | Clock generating circuit | Yasuhiko Taito, Akira Yamazaki, Fukashi Morishita, Mihoko Akiyama, Mako Okamoto | 2004-08-24 |
| 6777707 | Semiconductor integrated circuit with voltage down converter adaptable for burn-in testing | Mihoko Akiyama, Akira Yamazaki, Fukashi Morishita, Yasuhiko Taito, Mako Okamoto | 2004-08-17 |
| 6768354 | Multi-power semiconductor integrated circuit device | Akira Yamazaki, Fukashi Morishita, Yasuhiko Taito, Mihoko Akiyama, Mako Kobayashi | 2004-07-27 |
| 6700434 | Substrate bias voltage generating circuit | Fukashi Morishita, Mihoko Akiyama, Akira Yamazaki, Mako Kobayashi, Yasuhiko Taito | 2004-03-02 |
| 6665217 | Semiconductor memory device including internal power circuit having tuning function | Fukashi Morishita, Yasuhiko Taito, Akira Yamazaki, Mako Okamoto | 2003-12-16 |
| 6614270 | Potential detecting circuit having wide operating margin and semiconductor device including the same | Mako Okamoto, Yasuhiko Taito, Fukashi Morishita, Akira Yamazaki, Mihoko Akiyama | 2003-09-02 |
| 6593642 | Semiconductor device provided with potential transmission line | Mako Okamoto, Yasuhiko Taito, Fukashi Morishita, Akira Yamazaki | 2003-07-15 |
| 6515461 | Voltage downconverter circuit capable of reducing current consumption while keeping response rate | Mihoko Akiyama, Fukashi Morishita, Akira Yamazaki, Yasuhiko Taito, Mako Kobayashi | 2003-02-04 |
| 6501326 | Semiconductor integrated circuit | Fukashi Morishita, Akira Yamazaki, Yasuhiko Taito, Mako Okamoto | 2002-12-31 |
| 6472926 | Internal voltage generation circuit | Yasuhiko Taito, Akira Yamazaki, Fukashi Morishita, Mako Kobayashi, Mihoko Akiyama | 2002-10-29 |
| 6429729 | Semiconductor integrated circuit device having circuit generating reference voltage | Mako Kobayashi, Fukashi Morishita, Mihoko Akiyama, Yasuhiko Taito, Akira Yamazaki | 2002-08-06 |
| 6424579 | Semiconductor memory device with internal power supply potential generation circuit | Mihoko Akiyama, Akira Yamazaki, Fukashi Morishita, Yasuhiko Taito, Mako Okamoto | 2002-07-23 |
| 6424134 | Semiconductor integrated circuit device capable of stably generating internal voltage independent of an external power supply voltage | Fukashi Morishita, Akira Yamazaki, Yasuhiko Taito, Mihoko Akiyama, Mako Kobayashi | 2002-07-23 |
| 6414881 | Semiconductor device capable of generating internal voltage effectively | Fukashi Morishita, Akira Yamazaki, Yasuhiko Taito, Mihoko Akiyama, Mako Kobayashi | 2002-07-02 |
| 6373763 | Semiconductor memory provided with data-line equalizing circuit | Yasuhiko Taito, Akira Yamazaki, Fukashi Morishita, Mako Okamoto | 2002-04-16 |
| 5926429 | Semiconductor memory device and method of refreshing semiconductor memory device | Tsuyoshi Saitoh, Kiyoyuki Shiroshima, Michio Nakajima, Masaaki Matsuo, Akira Kitaguchi | 1999-07-20 |
| 5466481 | Substrate for magnetic disk | Masao Nishikawa | 1995-11-14 |