Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969649 | Method of manufacturing semiconductor integrated circuit devices having a memory device with a reduced bit line stray capacity and such semiconductor integrated circuit devices | Toshihiro Sekiguchi, Yoshitaka Tadaki, Keizo Kawakita, Hideo Aoki, Toshikazu Kumai +6 more | 2005-11-29 |
| 6753219 | Method of manufacturing semiconductor integrated circuit devices having a memory device with a reduced bit line stray capacity and such semiconductor integrated circuit devices | Toshihiro Sekiguchi, Yoshitaka Tadaki, Keizo Kawakita, Hideo Aoki, Toshikazu Kumai +6 more | 2004-06-22 |
| 6077735 | Method of manufacturing semiconductor device | Yuji Ezaki, Fumiaki Saitoh, Hideo Nagasawa, Toshiyuki Kaeriyama, Songsu Cho +5 more | 2000-06-20 |
| 5937290 | Method of manufacturing semiconductor integrated circuit devices using phase shifting mask | Toshihiro Sekiguchi, Yoshitaka Tadaki, Keizo Kawakita, Katsuo Yuhara, Kazuhiko Saito +4 more | 1999-08-10 |
| 5732009 | Semiconductor integrated circuit device including a DRAM in which a cell selection transistor has a stabilized threshold voltage | Yoshitaka Tadaki, Jun Murata, Katsuo Yuhara, Yuji Ezaki, Michio Tanaka +5 more | 1998-03-24 |