Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6551882 | Semiconductor device manufacturing method permitting suppression of leak current through the PN junction | Akiko Nomachi, Hiroshi Takato, Hiroshi Naruse, Koichi Kokubun, Hideaki Harakawa | 2003-04-22 |
| 6339237 | Semiconductor device having a memory cell region and peripheral circuit region and method of manufacturing the same | Akiko Nomachi, Hiroshi Takato, Hiroshi Naruse, Koichi Kokubun, Hideaki Harakawa | 2002-01-15 |