Issued Patents All Time
Showing 76–91 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992930 | Semiconductor memory device, method for driving the same and portable electronic apparatus | Nobuaki Matsuoka, Masaru Nawaki, Yoshinao Morikawa, Hiroshi Iwata, Kohji Hamaguchi | 2006-01-31 |
| 6992926 | Driver circuit for semiconductor storage device and portable electronic apparatus | Yasuaki Iwase, Yoshifumi Yaoi, Hiroshi Iwata, Yoshinao Morikawa, Masaru Nawaki | 2006-01-31 |
| 6990022 | Semiconductor memory device and portable electronic apparatus | Yoshinao Morikawa, Masaru Nawaki, Hiroshi Iwata | 2006-01-24 |
| 6985397 | Semiconductor storage device and portable electronic equipment having the same | Kei Tokui, Hiroshi Iwata, Yoshifumi Yaoi, Masaru Nawaki | 2006-01-10 |
| 6982906 | Electrically programmable and electrically erasable semiconductor memory device | Nobuaki Matsuoka, Masaru Nawaki, Yoshinao Morikawa, Hiroshi Iwata | 2006-01-03 |
| 6977843 | Semiconductor memory device with malfunction prevention device, and portable electronic apparatus using the same | Koji Hamaguchi, Masaru Nawaki, Yoshinao Morikawa, Hiroshi Iwata | 2005-12-20 |
| 6975551 | Semiconductor storage, mobile electronic device, and detachable storage | Hiroshi Iwata | 2005-12-13 |
| 6969893 | Semiconductor device and portable electronic apparatus | Hiroshi Iwata, Seizo Kakimoto | 2005-11-29 |
| 6894929 | Method of programming semiconductor memory device having memory cells and method of erasing the same | Nobuaki Matsuoka, Masaru Nawaki, Yoshinao Morikawa, Hiroshi Iwata | 2005-05-17 |
| 6876055 | Semiconductor device and its production method | Hiroshi Iwata, Seizo Kakimoto | 2005-04-05 |
| 6862251 | Semiconductor memory device | Yoshifumi Yaoi, Hiroshi Iwata, Yoshinao Morikawa, Masaru Nawaki | 2005-03-01 |
| 6825528 | Semiconductor device, method of manufacture thereof, and information processing device | Hiroshi Iwata, Seizo Kakimoto, Kouichiro Adachi, Masayuki Nakano | 2004-11-30 |
| 6787410 | Semiconductor device having dynamic threshold transistors and element isolation region and fabrication method thereof | Hiroshi Iwata, Seizo Kakimoto | 2004-09-07 |
| 6774440 | Semiconductor device and method for driving the same | Hiroshi Iwata | 2004-08-10 |
| 6509615 | Semiconductor device having dynamic threshold transistors and element isolation region and fabrication method thereof | Hiroshi Iwata, Seizo Kakimoto | 2003-01-21 |
| 6172405 | Semiconductor device and production process therefore | Hiroshi Iwata | 2001-01-09 |