Issued Patents All Time
Showing 76–100 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424134 | Semiconductor integrated circuit device capable of stably generating internal voltage independent of an external power supply voltage | Akira Yamazaki, Yasuhiko Taito, Nobuyuki Fujii, Mihoko Akiyama, Mako Kobayashi | 2002-07-23 |
| 6424579 | Semiconductor memory device with internal power supply potential generation circuit | Mihoko Akiyama, Akira Yamazaki, Yasuhiko Taito, Nobuyuki Fujii, Mako Okamoto | 2002-07-23 |
| 6414881 | Semiconductor device capable of generating internal voltage effectively | Nobuyuki Fujii, Akira Yamazaki, Yasuhiko Taito, Mihoko Akiyama, Mako Kobayashi | 2002-07-02 |
| 6407538 | Voltage down converter allowing supply of stable internal power supply voltage | Mitsuya Kinoshita | 2002-06-18 |
| 6392472 | Constant internal voltage generation circuit | Mako Kobayashi | 2002-05-21 |
| 6385117 | Negative voltage generating circuit with high control responsiveness which can be formed using transistor with low breakdown voltage and semiconductor memory device including the same | — | 2002-05-07 |
| 6373763 | Semiconductor memory provided with data-line equalizing circuit | Yasuhiko Taito, Akira Yamazaki, Nobuyuki Fujii, Mako Okamoto | 2002-04-16 |
| 6337506 | Semiconductor memory device capable of performing stable operation for noise while preventing increase in chip area | Teruhiko Amano, Kazutami Arimoto, Tetsushi Tanizaki, Takeshi Fujino, Takahiro Tsuruda +2 more | 2002-01-08 |
| 6333669 | Voltage converting circuit allowing control of current drivability in accordance with operational frequency | Mako Kobayashi | 2001-12-25 |
| 6331962 | Semiconductor device including voltage down converter allowing tuning in short period of time and reduction of chip area | Mako Kobayashi | 2001-12-18 |
| 6329873 | Internal power supply voltage generation circuit that can suppress reduction in internal power supply voltage in neighborhood of lower limit region of external power supply voltage | — | 2001-12-11 |
| 6323689 | Semiconductor integrated circuit including output buffer circuit having high resistance to electro-static discharge | — | 2001-11-27 |
| 6272034 | Semiconductor memory device | Mitsuya Kinoshita, Kazutami Arimoto, Takeshi Fujino, Tetsushi Tanizaki, Takahiro Tsuruda +2 more | 2001-08-07 |
| 6246280 | Negative voltage generating circuit with high control responsiveness which can be formed using transistor with low breakdown voltage and semiconductor memory device including the same | — | 2001-06-12 |
| 6215720 | High speed operable semiconductor memory device with memory blocks arranged about the center | Teruhiko Amano, Takahiro Tsuruda, Kazutami Arimoto, Tetsushi Tanizaki, Takeshi Fujino +2 more | 2001-04-10 |
| 6184744 | Internal power supply voltage generation circuit that can suppress reduction in internal power supply voltage in neighborhood of lower limit region of external power supply voltage | — | 2001-02-06 |
| 6154411 | Boosting circuit compensating for voltage fluctuation due to operation of load | — | 2000-11-28 |
| 6081443 | Semiconductor memory device | Shigeki Tomishima, Kazutani Arimoto | 2000-06-27 |
| 6072743 | High speed operable semiconductor memory device with memory blocks arranged about the center | Teruhiko Amano, Takahiro Tsuruda, Kazutami Arimoto, Tetsushi Tanizaki, Takeshi Fujino +2 more | 2000-06-06 |
| 6064621 | Multi-bank clock synchronous type semiconductor memory device having improved memory array and power supply arrangement | Tetsushi Tanizaki, Mitsuya Kinoshita, Takeshi Fujino, Takahiro Tsuruda, Teruhiko Amano +2 more | 2000-05-16 |
| 6046476 | SOI input protection circuit | Kazutami Arimoto | 2000-04-04 |
| 6038189 | Semiconductor device allowing external setting of internal power supply voltage generated by a voltage down converter at the time of testing | — | 2000-03-14 |
| 5917765 | Semiconductor memory device capable of burn in mode operation | Masaki Tsukude | 1999-06-29 |
| 5914907 | Semiconductor memory device capable of increasing chip yields while maintaining rapid operation | Mako Kobayashi, Tetsushi Tanizaki, Kazutami Arimoto, Teruhiko Amano, Takeshi Fujino +2 more | 1999-06-22 |
| 5909046 | Semiconductor integrated circuit device having stable input protection circuit | Tetsushi Tanizaki, Masaki Tsukude, Kazutami Arimoto | 1999-06-01 |