Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6242967 | Low on resistance high speed off switching device having unipolar transistors | Noriyuji Iwamuro, Yuichi Harada, Tadayoshi Iwaana | 2001-06-05 |
| 5469103 | Diode circuit for high speed switching transistor | — | 1995-11-21 |
| 5349230 | Diode circuit for high speed switching transistor | — | 1994-09-20 |
| 5115388 | Temperature response protection circuit for bridge inverter | — | 1992-05-19 |
| 4945396 | Semiconductor device having Darlington transistors | Shinichi Ito | 1990-07-31 |
| 4920405 | Overcurrent limiting semiconductor device | Shinichi Itoh | 1990-04-24 |
| 4905069 | Darlington transistor arrangement | — | 1990-02-27 |
| 4782378 | Transistor having integrated stabilizing resistor and method of making thereof | Tsuneto Sekiya, Shinichi Ito | 1988-11-01 |
| 4746814 | Semiconductor device for conducting primary current upon receipt of a control signal | — | 1988-05-24 |
| 4739199 | High switching speed semiconductor device | — | 1988-04-19 |
| 4717849 | Semiconductor device for conducting primary current upon receipt of a control signal | — | 1988-01-05 |
| 4651035 | Compound diverse transistor switching circuit | — | 1987-03-17 |