Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670688 | Semiconductor device including at least one schottky metal layer surrounding PN junction | Eisuke Suekawa | 2003-12-30 |
| 6670687 | Semiconductor device having silicon carbide layer of predetermined conductivity type and module device having the same | Shinichi Ishizawa | 2003-12-30 |
| 6657239 | Power-switching semiconductor device | Kazuhiro Morishita | 2003-12-02 |
| 6649995 | Semiconductor device and method of manufacturing the same | Shigeo Tooi | 2003-11-18 |
| 6614087 | Semiconductor device | Kazuhiro Morishita, Noritoshi Hirano | 2003-09-02 |
| 6570193 | Reverse conducting thyristor device, pressure-connection type semiconductor device and semiconductor substrate | Shinji Koga, Kazuhiro Morishita | 2003-05-27 |
| 6552413 | Diode | Noritoshi Hirano | 2003-04-22 |
| 6521918 | Semiconductor device and driving method thereof | Kenji Oota, Kazuhiro Morishita | 2003-02-18 |
| 6521919 | Semiconductor device of reduced thermal resistance and increased operating area | Noritoshi Hirano, Yoshihiro Yamaguchi | 2003-02-18 |