Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6873019 | Semiconductor device including memory cells and manufacturing method thereof | Naoko Nakayama | 2005-03-29 |
| 6750498 | Semiconductor device including memory cells and manufacturing method thereof | Naoko Nakayama | 2004-06-15 |
| 6734507 | Semiconductor device including memory cells and manufacturing method thereof | Naoko Nakayama | 2004-05-11 |
| 6521955 | Semiconductor device including memory cells and manufacturing method thereof | Naoko Nakayama | 2003-02-18 |
| 6171902 | Method of forming a DRAM cylinder shaped capacitor | — | 2001-01-09 |
| 5886919 | Multi-port semiconductor memory device with reduced coupling noise | Kouichi Morikawa | 1999-03-23 |
| 5773892 | Multi-port semiconductor memory device with reduced coupling noise | Kouichi Morikawa | 1998-06-30 |