Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992933 | Programming verification method of nonvolatile memory cell, semiconductor memory device, and portable electronic apparatus having the semiconductor memory device | Yasuaki Iwase, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa, Masaru Nawaki | 2006-01-31 |
| 6992926 | Driver circuit for semiconductor storage device and portable electronic apparatus | Yasuaki Iwase, Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa, Masaru Nawaki | 2006-01-31 |
| 6985397 | Semiconductor storage device and portable electronic equipment having the same | Kei Tokui, Hiroshi Iwata, Akihide Shibata, Masaru Nawaki | 2006-01-10 |
| 6862251 | Semiconductor memory device | Hiroshi Iwata, Akihide Shibata, Yoshinao Morikawa, Masaru Nawaki | 2005-03-01 |
| 6239639 | Latch circuit | Yuichi Sato | 2001-05-29 |