Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6696720 | Semiconductor device having stacked capacitor and protection element | — | 2004-02-24 |
| 6483194 | Semiconductor device having capacitor and method thereof | — | 2002-11-19 |
| 6387752 | Semiconductor memory device and method of fabricating the same | — | 2002-05-14 |
| 6350647 | Semiconductor memory device and manufacturing method of the same | — | 2002-02-26 |
| 6229170 | Semiconductor memory cell | — | 2001-05-08 |
| 6184584 | Miniaturized contact in semiconductor substrate and method for forming the same | — | 2001-02-06 |
| 6166425 | Semiconductor device having a resistance element with a reduced area | — | 2000-12-26 |
| 6031262 | Semiconductor memory device having capacitor-over-bitline cell with multiple cylindrical storage electrode offset from node contact and process of fabrication thereof | — | 2000-02-29 |
| 6022773 | Method of making a semiconductor device | — | 2000-02-08 |
| 5940702 | Method for forming a cylindrical stacked capacitor in a semiconductor device | — | 1999-08-17 |
| 5798544 | Semiconductor memory device having trench isolation regions and bit lines formed thereover | Shuichi Ohya, Yoshihiro Takaishi, Kiyonori Kajiyana, Takeshi Akimoto, Shizuo Oguro +1 more | 1998-08-25 |
| 5759889 | Method for manufacturing semiconductor device incorporating DRAM section and logic circuit section | — | 1998-06-02 |
| 5728616 | Method of making a semiconductor memory device with improved capacitor | — | 1998-03-17 |
| 5698467 | Method of manufacturing an insulation layer having a flat surface | Yoshihiro Takaishi | 1997-12-16 |
| 5652446 | Semiconductor memory device with improved capacitor | — | 1997-07-29 |
| 5548157 | Semiconductor device capable of increasing reliability | Shuichi Ohya | 1996-08-20 |
| 5508222 | Fabrication process for semiconductor device | — | 1996-04-16 |
| 5466964 | Semiconductor device capable of increasing reliability | Shuichi Ohya | 1995-11-14 |
| 5463236 | Semiconductor memory device having improved isolation structure among memory cells | — | 1995-10-31 |
| 5084419 | Method of manufacturing semiconductor device using chemical-mechanical polishing | — | 1992-01-28 |