Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10020390 | Semiconductor device and semiconductor device manufacturing method | Jun Saito, Tomoharu Ikeda, Yukihiko Watanabe, Toshimasa Yamamoto | 2018-07-10 |
| 9954096 | Switching device and method of manufacturing the same | Yuichi Takeuchi, Narumasa Soejima | 2018-04-24 |
| 9899469 | Semiconductor device and manufacturing method thereof | Shinya Nishimura, Narumasa Soejima, Yuichi Takeuchi | 2018-02-20 |
| 9853141 | Semiconductor device with front and rear surface electrodes on a substrate having element and circumferential regions, an insulating gate type switching element in the element region being configured to switch between the front and rear surface electrodes | Jun Saito, Tomoharu Ikeda, Yukihiko Watanabe, Toshimasa Yamamoto | 2017-12-26 |
| 9780205 | Insulated gate type semiconductor device having floating regions at bottom of trenches in cell region and circumferential region and manufacturing method thereof | Jun Saito, Tomoharu Ikeda, Yukihiko Watanabe, Toshimasa Yamamoto | 2017-10-03 |
| 9612215 | Susceptor | Ichiro Fujita | 2017-04-04 |
| 9607836 | Semiconductor device and manufacturing method of semiconductor device | Narumasa Soejima | 2017-03-28 |
| 9201094 | Wafer examination device and wafer examination method | Narumasa Soejima | 2015-12-01 |
| 9142411 | Method for producing semiconductor device | Masatoshi TSUJIMURA, Tomoo MORINO, Narumasa Soejima | 2015-09-22 |
| 8748975 | Switching element and manufacturing method thereof | Yukihiko Watanabe, Narumasa Soejima, Toshimasa Yamamoto, Yuichi Takeuchi | 2014-06-10 |
| 8470672 | Method of manufacturing silicon carbide semiconductor device | Takeshi Endo, Shinichiro Miyahara, Tomoo MORINO, Masaki Konishi, Jun Morimoto +3 more | 2013-06-25 |
| 8440524 | Semiconductor device manufacturing method | Masaki Konishi, Jun Kawai, Takeo Yamamoto, Takeshi Endo, Takashi Katsuno +2 more | 2013-05-14 |
| 8436365 | SiC semiconductor device having Schottky barrier diode and method for manufacturing the same | Takeo Yamamoto, Takeshi Endo, Jun Morimoto, Yukihiko Watanabe, Takashi Katsuno +1 more | 2013-05-07 |
| 8324704 | Silicon carbide semiconductor device with Schottky barrier diode and method of manufacturing the same | Takeo Yamamoto, Takeshi Endo, Eiichi Okuno, Masaki Konishi, Takashi Katsuno +1 more | 2012-12-04 |
| 8216667 | Tantalum carbide-coated carbon material and production method thereof | Norimasa Yamada, Yoshihisa Abe | 2012-07-10 |
| 8168485 | Semiconductor device making method | Takeshi Endo, Eiichi Okuno, Takeo Yamamoto, Masaki Konishi, Yukihiko Watanabe +1 more | 2012-05-01 |
| 8163637 | Forming impurity regions in silicon carbide devices | Masaki Konishi, Takeshi Endo, Takeo Yamamoto, Takashi Katsuno, Yukihiko Watanabe | 2012-04-24 |
| 8164100 | Semiconductor device and method of manufacturing thereof | Masaki Konishi, Eiichi Okuno | 2012-04-24 |
| 7855131 | Manufacturing method of a semiconductor device | Masaki Konishi, Takeo Yamamoto, Eiichi Okuno, Yukihiko Watanbe, Takashi Katsuno | 2010-12-21 |
| 7779392 | Load balance control method and load balance control apparatus in data-processing system | Atsushi Sashino, Tomohiko Shigeoka, Atsuhiro Yokoro, Akio Igarashi | 2010-08-17 |