Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9735142 | Method of forming a protecting element comprising a first high concentration impurity region separated by an insulating region of a substrate | Tetsuro Asano, Mikito Sakakibara | 2017-08-15 |
| 8742506 | Protecting element having first and second high concentration impurity regions separated by insulating region | Tetsuro Asano, Mikito Sakakibara | 2014-06-03 |
| 7732868 | Semiconductor device | Tetsuro Asano, Mikito Sakakibara | 2010-06-08 |
| 7206552 | Semiconductor switching device | Tetsuro Asano | 2007-04-17 |
| 6946891 | Switching circuit device | Tetsuro Asano, Mikito Sakakibara | 2005-09-20 |
| 6903426 | Semiconductor switching device | Tetsuro Asano, Mikito Sakakibara | 2005-06-07 |
| 6894371 | Semiconductor device | Koichi Hirata, Osamu Isaki, Tsutomu Aono, Tetsuro Asano | 2005-05-17 |
| 6882210 | Semiconductor switching device | Tetsuro Asano, Hitoshi Tsuchiya | 2005-04-19 |
| 6867115 | Compound semiconductor device | Tetsuro Asano, Takayoshi Higashino, Koichi Hirata, Mikito Sakakibara | 2005-03-15 |
| 6737890 | Switching circuit device | Tetsuro Asano | 2004-05-18 |
| 6657266 | Semiconductor switching device | Tetsuro Asano | 2003-12-02 |
| 6627956 | Semiconductor switching device | Tetsuro Asano, Mikito Sakakibara | 2003-09-30 |
| 6580107 | Compound semiconductor device with depletion layer stop region | Tetsuro Asano, Takayoshi Higashino, Koichi Hirata, Mikito Sakakibara | 2003-06-17 |
| 6573529 | Semiconductor switching device | Tetsuro Asano, Mikito Sakakibara | 2003-06-03 |
| 5590412 | Communication apparatus using common amplifier for transmission and reception | Tetsuro Sawai, Hisanori Uda, Toshikazu Imaoka, Yasoo Harada, Keiichi Honda +1 more | 1996-12-31 |
| 5585676 | IC chip for different type IC packages | Hisanori Uda, Tetsuro Sawai, Toshikazu Imaoka, Yasoo Harada | 1996-12-17 |
| 5559457 | Double-balanced mixer circuit | Hisanori Uda, Tetsuro Sawai, Toshikazu Imaoka, Yasoo Harada | 1996-09-24 |