Issued Patents All Time
Showing 1–25 of 27 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, Toshikazu Hirai | 2017-08-15 |
| 8742506 | Protecting element having first and second high concentration impurity regions separated by insulating region | Tetsuro Asano, Toshikazu Hirai | 2014-06-03 |
| 8450805 | Compound semiconductor switch circuit device | Tetsuro Asano | 2013-05-28 |
| 7732868 | Semiconductor device | Tetsuro Asano, Toshikazu Hirai | 2010-06-08 |
| 7701032 | Compound semiconductor device | Tetsuro Asano, Yuichi Kusaka | 2010-04-20 |
| 7498616 | Compound semiconductor switch circuit device | Tetsuro Asano, Yuichi Kusaka, Hidetoshi Ishihara | 2009-03-03 |
| 7358788 | Compound semiconductor switching circuit device | Tetsuro Asano, Yuichi Kusaka, Hidetoshi Ishihara | 2008-04-15 |
| 7339210 | Compound semiconductor switching circuit device | Tetsuro Asano | 2008-03-04 |
| 7262470 | Semiconductor device | Tetsuro Asano, Toshikazu Hiraj | 2007-08-28 |
| 7005688 | Semiconductor device with impurity layer to prevent depletion layer expansion | Tetsuro Asano, Yoshibumi Nakajima, Hidetoshi Ishihara | 2006-02-28 |
| 6946891 | Switching circuit device | Tetsuro Asano, Toshikazu Hirai | 2005-09-20 |
| 6914280 | Switching circuit device | Tetsuro Asano, Yoshibumi Nakajima, Hidetoshi Ishihara | 2005-07-05 |
| 6903426 | Semiconductor switching device | Tetsuro Asano, Toshikazu Hirai | 2005-06-07 |
| 6891267 | Semiconductor switching circuit device | Tetsuro Asano | 2005-05-10 |
| 6867115 | Compound semiconductor device | Tetsuro Asano, Toshikazu Hirai, Takayoshi Higashino, Koichi Hirata | 2005-03-15 |
| 6853072 | Semiconductor switching circuit device and manufacturing method thereof | Tetsuro Asano | 2005-02-08 |
| 6833616 | Multilayer wiring board with mounting pad | Tetsuro Asano, Hideyuki Inotsume, Haruhiko Sakai, Shigeo Kimura | 2004-12-21 |
| 6833608 | Semiconductor device and packaging system therefore | Tetsuro Asano, Hideyuki Inotsume, Haruhiko Sakai, Shigeo Kimura | 2004-12-21 |
| 6818969 | Semiconductor device | Tetsuro Asano, Hideyuki Inotsume, Haruhiko Sakai, Shigeo Kimura | 2004-11-16 |
| 6787871 | Integrated schottky barrier diode and manufacturing method thereof | Tetsuro Asano, Katsuaki Onoda, Yoshibumi Nakajima, Shigeyuki Murai, Hisaaki Tominaga +2 more | 2004-09-07 |
| 6777277 | Manufacturing method of Schottky barrier diode | Tetsuro Asano, Katsuaki Onoda, Yoshibumi Nakajima, Shigeyuki Murai, Hisaaki Tominaga +2 more | 2004-08-17 |
| 6727559 | Compound semiconductor device | Tetsuro Asano, Masahiro Uekawa, Koichi Hirata | 2004-04-27 |
| 6682968 | Manufacturing method of Schottky barrier diode | Tetsuro Asano, Katsuaki Onoda, Yoshibumi Nakajima, Shigeyuki Murai, Hisaaki Tominaga +2 more | 2004-01-27 |
| 6627967 | Schottky barrier diode | Tetsuro Asano, Katsuaki Onada, Yoshibumi Nakajima, Shigeyuki Murai, Hisaaki Tominaga +2 more | 2003-09-30 |
| 6627956 | Semiconductor switching device | Tetsuro Asano, Toshikazu Hirai | 2003-09-30 |