Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496049 | Semiconductor integrated circuit having a current control function | Nobuo Tsukagoshi, Atsushi Fujiki, Kazuaki Ohsawa | 2002-12-17 |
| 5502338 | Power transistor device having collector voltage clamped to stable level over wide temperature range | Minoru Suda, Tetsuo Iijima | 1996-03-26 |
| 5397914 | Power transistor device including power transistors in darlington connection and zener diode which is coupled between collector and base of power transistors and which is formed in polysilicon film | Minoru Suda, Tetsuo Iijima | 1995-03-14 |