Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974746 | Method of manufacturing a nonvolatile semiconductor memory device having a stacked gate structure | Tadashi Iguchi, Hiroaki Tsunoda | 2005-12-13 |
| 6953962 | Nonvolatile memory device having a gate electrode | Hiroaki Tsunoda | 2005-10-11 |
| 6869845 | Semiconductor memory device having a memory region and a peripheral region, and a manufacturing method thereof | Hiroaki Tsunoda | 2005-03-22 |