Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6278140 | Insulated gate thyristor | Yuichi Harada, Noriyuki Iwamuro | 2001-08-21 |
| 6242967 | Low on resistance high speed off switching device having unipolar transistors | Noriyuji Iwamuro, Hisao Shigekane, Yuichi Harada | 2001-06-05 |
| 6091087 | Insulated gate thyristor | Noriyuki Iwamuro, Yuichi Harada | 2000-07-18 |
| 6054728 | Insulated gate thyristor | Yuichi Harada, Noriyuki Iwamuro | 2000-04-25 |
| 5981984 | Insulated gate thyristor | Yuichi Harada, Noriyuki Iwamuro | 1999-11-09 |
| 5874751 | Insulated gate thyristor | Noriyuki Iwamuro, Yuichi Harada | 1999-02-23 |