Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8030695 | Structure and manufacturing method of semiconductor memory device | Tetsuya Ohnishi, Shinobu Yamazaki, Takahiro Shibuya, Takashi Nakano, Masayuki Tajiri +1 more | 2011-10-04 |
| 7879626 | Structure and manufacturing method of semiconductor memory device | Tetsuya Ohnishi, Shinobu Yamazaki, Takahiro Shibuya, Takashi Nakano, Masayuki Tajiri +1 more | 2011-02-01 |
| 7687840 | Crosspoint structure semiconductor memory device, and manufacturing method thereof | — | 2010-03-30 |
| 6395619 | Process for fabricating a semiconductor device | Takuji Tanigami, Kenji Hakozaki, Shinichi Sato, Masanori Yoshimi, Takayuki Taniguchi | 2002-05-28 |
| 6187648 | Method of forming a device isolation region | Tsukasa Doi, Shigeo Ohnishi, Katsuji Iguchi | 2001-02-13 |
| 6136658 | Method of fabricating a semiconductor device including a contact hole between gate electrode structures | — | 2000-10-24 |
| 6060371 | Process for forming a trench device isolation region on a semiconductor substrate | — | 2000-05-09 |
| 5334869 | Semiconductor memory device | Katsuji Iguchi, Seizo Kakimoto | 1994-08-02 |
| 5314835 | Semiconductor memory device | Katsuji Iguchi, Seizo Kakimoto | 1994-05-24 |