Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7035154 | Semiconductor memory device and its test method as well as test circuit | Hiroyuki Takahashi, Hideo Inaba, Shouzou Uchida, Masatoshi Sonoda | 2006-04-25 |
| 6944081 | Semiconductor storage and its refreshing method | Hiroyuki Takahashi, Atsushi Nakagawa, Hideo Inaba, Noriaki Komatsu, Takuya Hirota +1 more | 2005-09-13 |