Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787878 | Semiconductor device having a potential fuse, and method of manufacturing the same | Yukihiro Nagai, Tomoharu Mametani, Yoji Nakata, Shigenori Kido, Takeshi Kishida +2 more | 2004-09-07 |
| 6744143 | Semiconductor device having test mark | Tomoharu Mametani, Takeshi Kishida, Yoji Nakata, Yukihiro Nagai, Hiroaki Nishimura +2 more | 2004-06-01 |
| 6541337 | Semiconductor memory device and manufacturing method thereof | — | 2003-04-01 |
| 6462369 | Semiconductor memory cell with porous cylindrical electrode | — | 2002-10-08 |
| 6337268 | Method of manufacturing contact structure | Shigenori Kido, Tomoharu Mametani, Yoji Nakata, Takeshi Kishida, Yukihiro Nagai +2 more | 2002-01-08 |
| 6313005 | Method of manufacturing semiconductor device | Takeshi Kishida, Akinori Kinugasa, Yoji Nakata, Tomoharu Mametani, Shigenori Kido +2 more | 2001-11-06 |
| 6191442 | DRAM memory with TFT superposed on a trench capacitor | — | 2001-02-20 |
| 5721444 | Thin-film transistor having a buried impurity region and method of fabricating the same | Toshiyuki Oashi, Takahisa Eimori, Tadashi Nishimura | 1998-02-24 |