Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7763504 | Method for manufacturing silicon carbide semiconductor device | Rajesh Kumar, Tsuyoshi Yamamoto, Hiroki Nakamura, Toshiyuki Morishita, Atsuo Watanabe | 2010-07-27 |
| 7663181 | Semiconductor device | Atsuo Watanabe, Toshio Sakakibara, Tsuyoshi Yamamoto, Hiroki Nakamura | 2010-02-16 |
| 7355207 | Silicon carbide semiconductor device and method for manufacturing the same | Rajesh Kumar, Tsuyoshi Yamamoto, Hiroki Nakamura, Toshiyuki Morishita, Atsuo Watanabe | 2008-04-08 |
| 7335928 | Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each the first groove | Atsuo Watanabe, Rajesh Kumar Malhan, Tsuyoshi Yamamoto, Toshiyuki Morishita | 2008-02-26 |
| 7307313 | Semiconductor device including a vertical field effect transistor, having trenches, and a diode | Atsuo Watanabe, Toshio Sakakibara, Tsuyoshi Yamamoto, Hiroki Nakamura, Rajesh Kumar Malhan | 2007-12-11 |
| 7230283 | Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each groove | Atsuo Watanabe, Rajesh Kumar Malhan, Tsuyoshi Yamamoto, Toshiyuki Morishita | 2007-06-12 |
| 7067878 | Field effect transistor | Atsuo Watanabe | 2006-06-27 |
| 6909155 | Semiconductor on insulator device | Atsuo Watanabe | 2005-06-21 |
| 6885067 | SOI semiconductor device | Atsuo Watanabe | 2005-04-26 |
| 6750513 | Semiconductor device for driving plasma display panel | Atsuo Watanabe | 2004-06-15 |
| 6657257 | Insulated gate field effect transistor and semiconductor integrated circuit | Atsuo Watanabe | 2003-12-02 |
| 6570240 | Semiconductor device having a lateral bipolar transistor and method of manufacturing same | Atsuo Watanabe | 2003-05-27 |
| 6498368 | Power semiconductor device | Kozo Sakamoto, Yosuke Inoue, Akihiro Miyauchi, Masaki Shiraishi, Mutsuhiro Mori +1 more | 2002-12-24 |