Issued Patents 2005
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977843 | Semiconductor memory device with malfunction prevention device, and portable electronic apparatus using the same | Koji Hamaguchi, Masaru Nawaki, Hiroshi Iwata, Akihide Shibata | 2005-12-20 |
| 6944077 | Reading circuit and semiconductor memory device including the same | — | 2005-09-13 |
| 6937505 | Nonvolatile memory cell and nonvolatile semiconductor memory device | — | 2005-08-30 |
| 6920058 | Semiconductor memory device | — | 2005-07-19 |
| 6894929 | Method of programming semiconductor memory device having memory cells and method of erasing the same | Nobuaki Matsuoka, Masaru Nawaki, Hiroshi Iwata, Akihide Shibata | 2005-05-17 |
| 6862251 | Semiconductor memory device | Yoshifumi Yaoi, Hiroshi Iwata, Akihide Shibata, Masaru Nawaki | 2005-03-01 |