Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7280407 | Semiconductor memory device including floating gates and control gates, control method for the same, and memory card including the same | Akira Umezawa, Takuya Fujimoto, Yoshiaki Hashiba | 2007-10-09 |
| 7158413 | Semiconductor memory device with MOS transistors, each including a floating gate and a control gate, a control method thereof, and a memory card including the same | Nozomi Kasai, Takuya Fujimoto | 2007-01-02 |
| 7116592 | Semiconductor device and test method thereof | Shinji Takeda, Naokazu Kuzuno | 2006-10-03 |
| 6078074 | Semiconductor device having multilayer metal interconnection | Masataka Takebuchi, Seiichi Mori | 2000-06-20 |
| 5675279 | Voltage stepup circuit for integrated semiconductor circuits | Takuya Fujimoto | 1997-10-07 |