Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9076761 | Silicon carbide semiconductor device and method for manufacturing silicon carbide semiconductor device | Tomokatsu Watanabe, Masayuki Furuhashi, Shiro Hino, Toshikazu Tanioka | 2015-07-07 |
| 9006819 | Power semiconductor device and method for manufacturing same | Shiro Hino, Shuhei Nakata, Kenichi Ohtsuka, Shoyu Watanabe, Akihiko Furukawa +2 more | 2015-04-14 |
| 8969960 | Power semiconductor device | Akihiko Furukawa, Yasuhiro Kagawa, Masayuki Imaizumi, Kazuyasu Nishikawa | 2015-03-03 |
| 8860039 | Semiconductor device | Shuhei Nakata, Kenichi Ohtsuka, Shoyu Watanabe, Hiroshi Watanabe | 2014-10-14 |
| 8723259 | Silicon carbide semiconductor device | Yukiyasu Nakao, Masayuki Imaizumi, Shuhei Nakata | 2014-05-13 |
| 8716717 | Semiconductor device and method for manufacturing the same | Tsuyoshi Kawakami, Akihiko Furukawa, Yasuhiro Kagawa, Kenji Hamada, Yoshiyuki Nakaki | 2014-05-06 |
| 8680538 | Silicon carbide semiconductor device | Yoichiro Tarui, Kenichi Ohtsuka, Yoshinori Matsuno, Masayuki Imaizumi | 2014-03-25 |
| 8629498 | Power semiconductor device and method for manufacturing the power semiconductor device | Shoyu Watanabe, Shuhei Nakata | 2014-01-14 |
| 8513735 | Power semiconductor device | Shuhei Nakata, Shoyu Watanabe, Kenichi Otsuka | 2013-08-20 |
| 8492836 | Power semiconductor device | Shuhei Nakata, Kenichi Ohtsuka, Shoyu Watanabe, Shiro Hino, Akihiko Furukawa | 2013-07-23 |
| 8367536 | Method for manufacturing silicon carbide semiconductor device | Hiroshi Watanabe | 2013-02-05 |
| 8252672 | Silicon carbide semiconductor device comprising silicon carbide layer and method of manufacturing the same | Tomokatsu Watanabe, Sunao Aya, Keiko Sakai, Shohei Yoshida, Toshikazu Tanioka +3 more | 2012-08-28 |
| 8222649 | Semiconductor device and method of manufacturing the same | Keiko Fujihira, Kenichi Otsuka, Masayuki Imaizumi | 2012-07-17 |
| 8093598 | Power semiconductor device | Kenichi Ohtsuka, Masayuki Imaizumi, Tatsuo Oomori | 2012-01-10 |
| 7928469 | MOSFET and method for manufacturing MOSFET | Keiko Fujihira, Kenichi Ohtsuka, Masayuki Imaizumi | 2011-04-19 |
| 6635938 | Semiconductor device and manufacturing method thereof | Takumi Nakahata, Shigemitsu Maruno, Taisuke Furukawa, Toshiyuki Oishi, Yasunori Tokuda | 2003-10-21 |
| 6633070 | Semiconductor device | Toshiyuki Oishi, Yuji Abe, Kohei Sugihara | 2003-10-14 |
| 6624034 | Method of making field effect transistor in which the increase of parasitic capacitance is restrained by scale reduction | Yuji Abe, Kohei Sugihara, Toshiyuki Oishi, Yasunori Tokuda | 2003-09-23 |
| 6617654 | Semiconductor device with sidewall spacers and elevated source/drain region | Toshiyuki Oishi, Kohei Sugihara, Yuji Abe, Yasunori Tokuda | 2003-09-09 |
| 6566734 | Semiconductor device | Kohei Sugihara, Toshiyuki Oishi, Yuji Abe, Yasunori Tokuda | 2003-05-20 |