Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7405974 | Semiconductor memory device, page buffer resource assigning method and circuit therefor, computer system and mobile electronic device | Yoshifumi Yaoi, Yasuaki Iwase, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2008-07-29 |
| 7372758 | Semiconductor memory device, method for controlling the same, and mobile electronic device | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Kei Tokui | 2008-05-13 |
| 7315603 | Semiconductor storage device, method for protecting predetermined memory element and portable electronic equipment | Yasuaki Iwase, Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2008-01-01 |
| 7203118 | Semiconductor storage device and mobile electronic device | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Kei Tokui | 2007-04-10 |
| 7177188 | Semiconductor memory device, display device, and portable electronic apparatus | Hiroshi Iwata, Akihide Shibata, Yoshifumi Yaoi, Yasuaki Iwase, Yoshinao Morikawa +1 more | 2007-02-13 |
| 7170791 | Programming verification method of nonvolatile memory cell, semiconductor memory device, and portable electronic apparatus having the semiconductor memory device | Yasuaki Iwase, Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2007-01-30 |
| 7167402 | Semiconductor storage device, redundancy circuit thereof, and portable electronic device | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2007-01-23 |
| 7161207 | Computer system, memory structure and structure for providing storage of data | Koji Hamaguchi, Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2007-01-09 |
| 7139202 | Semiconductor storage device, mobile electronic apparatus, and method for controlling the semiconductor storage device | Nobuaki Matsuoka, Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2006-11-21 |
| 7116579 | Semiconductor storage device and mobile electronic apparatus | Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2006-10-03 |
| 7110297 | Semiconductor storage device and mobile electronic apparatus | Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2006-09-19 |
| 7106630 | Semiconductor storage device, mobile electronic apparatus, method for controlling erase operation, and method for controlling program operation | Koji Hamaguchi, Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2006-09-12 |
| 7102941 | Semiconductor memory device and portable electronic apparatus | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yasuaki Iwase, Yoshinao Morikawa | 2006-09-05 |
| 7092295 | Semiconductor memory device and portable electronic apparatus including the same | Yasuaki Iwase, Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-08-15 |
| 7085166 | Semiconductor memory device and programming method thereof | Yasuaki Iwase, Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-08-01 |
| 7079421 | Method of improving data retention ability of semiconductor memory device, and semiconductor memory device | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-07-18 |
| 7064982 | Semiconductor memory device and portable electronic apparatus | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-06-20 |
| 7061808 | Semiconductor memory device, driving method thereof, and portable electronic apparatus | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-06-13 |
| 7050331 | Semiconductor memory device and portable electronic apparatus | Nobuaki Matsuoka, Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2006-05-23 |
| 7050337 | Writing control method and writing control system of semiconductor storage device, and portable electronic apparatus | Yasuaki Iwase, Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-05-23 |
| 7038282 | Semiconductor storage device | Kei Tokui, Hiroshi Iwata, Yoshifumi Yaoi, Akihide Shibata | 2006-05-02 |
| 7023731 | Semiconductor memory device and portable electronic apparatus | Koji Hamaguchi, Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2006-04-04 |
| 7009884 | Semiconductor storage device, display device and portable electronic equipment | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-03-07 |
| 7009892 | Semiconductor memory device and portable electronic apparatus | Yoshinao Morikawa, Hiroshi Iwata, Akihide Shibata | 2006-03-07 |
| 6992933 | Programming verification method of nonvolatile memory cell, semiconductor memory device, and portable electronic apparatus having the semiconductor memory device | Yasuaki Iwase, Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa | 2006-01-31 |