Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657239 | Power-switching semiconductor device | Katsumi Satoh | 2003-12-02 |
| 6624448 | Semiconductor device with multiple supporting points | Kazunori Taguchi, Kenji Oota | 2003-09-23 |
| 6614087 | Semiconductor device | Katsumi Satoh, Noritoshi Hirano | 2003-09-02 |
| 6568967 | Protective cover | Shigemitsu Inaba, Tsuyoshi Hamai | 2003-05-27 |
| 6570193 | Reverse conducting thyristor device, pressure-connection type semiconductor device and semiconductor substrate | Shinji Koga, Katsumi Satoh | 2003-05-27 |
| 6521918 | Semiconductor device and driving method thereof | Kenji Oota, Katsumi Satoh | 2003-02-18 |