Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9263304 | Manufacturing method of semiconductor device | Takuya Koga, Kazutoshi Anabuki | 2016-02-16 |
| 7524729 | Method of manufacturing a semiconductor integrated circuit device having a trench | Kouzou Watanabe, Norio Suzuki, Norio Ishitsuka | 2009-04-28 |
| 7411242 | Miniaturized virtual grounding nonvolatile semiconductor memory device and manufacturing method thereof | Takashi Kobayashi, Yoshitaka Sasago, Tsuyoshi Arigane, Yoshihiro Ikeda | 2008-08-12 |
| 7358129 | Nonvolatile semiconductor memory device and a method of the same | Keiichi Haraguchi, Masataka Kato | 2008-04-15 |
| 7303951 | Method of manufacturing a trench isolation region in a semiconductor device | Takashi Moriyama, Naohiro Hosoda | 2007-12-04 |
| 7282411 | Method of manufacturing a nonvolatile semiconductor memory device | Takashi Moriyama, Naohiro Hosoda, Keiichi Haraguchi, Tetsuo Adachi | 2007-10-16 |
| 7180788 | Nonvolatile semiconductor memory device | Tetsuo Adachi, Masataka Kato, Keiichi Haraguchi | 2007-02-20 |
| 7126184 | Nonvolatile semiconductor memory device and a method of the same | Keiichi Haraguchi, Masataka Kato | 2006-10-24 |
| 6967141 | Method of manufacturing a semiconductor integrated circuit device having a trench | Kouzou Watanabe, Norio Suzuki, Norio Ishitsuka | 2005-11-22 |
| 6858515 | Process for producing semiconductor device and semiconductor device produced thereby | Norio Ishitsuka, Hideo Miura, Shuji Ikeda, Yasuko Yoshida, Norio Suzuki +1 more | 2005-02-22 |
| 6635945 | Semiconductor device having element isolation structure | Norio Ishitsuka, Hideo Miura, Shuji Ikeda, Yasuko Yoshida, Norio Suzuki +1 more | 2003-10-21 |
| 6544839 | Semiconductor integrated circuit device and a method of manufacturing the same | Kouzou Watanabe, Norio Suzuki, Norio Ishitsuka | 2003-04-08 |