Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12249625 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Tomonori Mizushima, Shinichiro Matsunaga, Kensuke Takenaka, Manabu Takei, Hidekazu Tsuchida +6 more | 2025-03-11 |
| 12170312 | Super junction silicon carbide semiconductor device and manufacturing method thereof | Kensuke Takenaka, Shinsuke Harada | 2024-12-17 |
| 11948976 | Vertical MOSFET having trench gate structure containing silicon carbide | Hidekazu Tsuchida, Koichi Murata | 2024-04-02 |
| 11296192 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Mina OHSE | 2022-04-05 |
| 11201218 | Silicon carbide epitaxial substrate, method of manufacturing thereof, silicon carbide semiconductor device, and method of manufacturing thereof | — | 2021-12-14 |
| 10868122 | Silicon carbide semiconductor device and a method of manufacturing the silicon carbide semiconductor device | Koji Nakayama, Yoshiyuki Yonezawa, Hidekazu Tsuchida, Koichi Murata | 2020-12-15 |
| 10796906 | Silicon carbide semiconductor substrate, method of manufacturing silicon carbide semiconductor substrate, semiconductor device, and method of manufacturing semiconductor device | — | 2020-10-06 |
| 10748763 | Silicon carbide semiconductor substrate, method of manufacturing a silicon carbide semiconductor device, and silicon carbide semiconductor device | Hidekazu Tsuchida, Tetsuya Miyazawa | 2020-08-18 |
| 10665681 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Hidekazu Tsuchida, Koichi Murata | 2020-05-26 |
| 10629432 | Silicon carbide semiconductor substrate, method of manufacturing silicon carbide semiconductor substrate, semiconductor device, and method of manufacturing semiconductor device | — | 2020-04-21 |
| 10573716 | Method of manufacturing a silicon carbide semiconductor device including depositing a second silicon carbide semiconductor on an etched silicon carbide base region | — | 2020-02-25 |
| 10522667 | Silicon carbide epitaxial wafer, silicon carbide insulated gate bipolar transistor, and method of manufacturing the same | Hidekazu Tsuchida, Koichi Murata | 2019-12-31 |
| 10453924 | Silicon carbide semiconductor substrate, method of manufacturing silicon carbide semiconductor substrate, semiconductor device and method of manufacturing semiconductor device | Hidekazu Tsuchida, Tetsuya Miyazawa | 2019-10-22 |
| 10418445 | Silicon carbide semiconductor device and method of manufacturing a silicon carbide semiconductor device | Mina Ryo, Masaki Miyazato, Masaaki Miyajima | 2019-09-17 |
| 10418477 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Akimasa Kinoshita, Shinsuke Harada, Yasunori Tanaka | 2019-09-17 |
| 10354867 | Epitaxial wafer manufacturing method, epitaxial wafer, semiconductor device manufacturing method, and semiconductor device | Hidekazu Tsuchida, Tetsuya Miyazawa, Yoshiyuki Yonezawa, Tomohisa Kato, Kazutoshi Kojima +1 more | 2019-07-16 |
| 10032724 | Silicon carbide semiconductor base, method of crystal axis alignment in silicon carbide semiconductor base, and method of manufacturing silicon carbide semiconductor device | Yasuyuki Kawada | 2018-07-24 |
| 9117681 | Silicon carbide semiconductor element, method of manufacturing the same, and silicon carbide device | Yasuyuki Kawada, Shun Nakamura, Masahide GOTOH | 2015-08-25 |
| 8648353 | Method for manufacturing silicon carbide semiconductor device and the silicon carbide semiconductor device | Yasuyuki Kawada | 2014-02-11 |
| 8324631 | Silicon carbide semiconductor device and method for manufacturing the same | Yoshiyuki Yonezawa | 2012-12-04 |
| 8232184 | Method for manufacturing silicon carbide semiconductor device and the silicon carbide semiconductor device | Yasuyuki Kawada | 2012-07-31 |
| 8124510 | Method of manufacturing a silicon carbide semiconductor device | Yasuyuki Kawada | 2012-02-28 |
| 8114783 | Silicon carbide semiconductor element, method of manufacturing the same, and silicon carbide device | Yasuyuki Kawada, Shun Nakamura, Masahide GOTOH | 2012-02-14 |
| 7682991 | Method of manufacturing silicon carbide semiconductor device | Yasuyuki Kawada, Tae Tawara | 2010-03-23 |