Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7242060 | Semiconductor memory device including an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2007-07-10 |
| 7138684 | Semiconductor memory device including an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2006-11-21 |
| 6787853 | Semiconductor device using an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2004-09-07 |
| 6768662 | Semiconductor memory device including an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2004-07-27 |
| 6606266 | Nonvolatile semiconductor memory device capable of writing multilevel data at high rate | — | 2003-08-12 |
| 6586803 | Semiconductor device using an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2003-07-01 |
| 6577522 | Semiconductor memory device including an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2003-06-10 |
| 6577534 | Non-volatile semiconductor memory device having a low defective rate | — | 2003-06-10 |
| 6487115 | Non-volatile semiconductor memory device with writing sequence enabling early-stage judgement of writing | — | 2002-11-26 |
| 6384445 | Semiconductor memory device including memory cell transistors formed on SOI substrate and having fixed body regions | Hideto Hidaka, Katsuhiro Suma | 2002-05-07 |
| 6385159 | Semiconductor memory device including an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2002-05-07 |
| 6337506 | Semiconductor memory device capable of performing stable operation for noise while preventing increase in chip area | Fukashi Morishita, Teruhiko Amano, Kazutami Arimoto, Tetsushi Tanizaki, Takeshi Fujino +2 more | 2002-01-08 |
| 6288949 | Semiconductor memory device including an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2001-09-11 |
| 6272034 | Semiconductor memory device | Mitsuya Kinoshita, Fukashi Morishita, Kazutami Arimoto, Takeshi Fujino, Tetsushi Tanizaki +2 more | 2001-08-07 |
| 6214664 | Method of manufacturing semiconductor device | Hiroshi Kimura, Tadashi Nishimura, Kazutami Arimoto, Tadato Yamagata, Kazuyasu Fujishima | 2001-04-10 |
| 6215141 | Semiconductor device including a transistor having portions of source and drain regions removed by the same amount | Hideto Hidaka, Katsuhiro Suma | 2001-04-10 |
| 6215720 | High speed operable semiconductor memory device with memory blocks arranged about the center | Teruhiko Amano, Kazutami Arimoto, Tetsushi Tanizaki, Takeshi Fujino, Mitsuya Kinoshita +2 more | 2001-04-10 |
| 6137719 | Nonvolatile semiconductor memory device storing multi-bit data | Akira Hosogane | 2000-10-24 |
| 6091647 | Semiconductor memory device including an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 2000-07-18 |
| 6072743 | High speed operable semiconductor memory device with memory blocks arranged about the center | Teruhiko Amano, Kazutami Arimoto, Tetsushi Tanizaki, Takeshi Fujino, Mitsuya Kinoshita +2 more | 2000-06-06 |
| 6069379 | Semiconductor device and method of manufacturing the same | Hiroshi Kimura, Tadashi Nishimura, Kazutami Arimoto, Tadato Yamagata, Kazuyasu Fujishima | 2000-05-30 |
| 6064621 | Multi-bank clock synchronous type semiconductor memory device having improved memory array and power supply arrangement | Tetsushi Tanizaki, Mitsuya Kinoshita, Takeshi Fujino, Fukashi Morishita, Teruhiko Amano +2 more | 2000-05-16 |
| 6060738 | Semiconductor device having SOI structure | Hideto Hidaka, Katsuhiro Suma | 2000-05-09 |
| 6018172 | Semiconductor memory device including memory cell transistors formed on SOI substrate and having fixed body regions | Hideto Hidaka, Katsuhiro Suma | 2000-01-25 |
| 5982005 | Semiconductor device using an SOI substrate | Hideto Hidaka, Katsuhiro Suma | 1999-11-09 |