Issued Patents All Time
Showing 25 most recent of 115 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12302621 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Tomoaki Hatayama, Shinsuke Harada | 2025-05-13 |
| 12295158 | Silicon carbide semiconductor device | Yu Saitoh | 2025-05-06 |
| 11942517 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | — | 2024-03-26 |
| 11942538 | Silicon carbide semiconductor device | Yu Saitoh | 2024-03-26 |
| 11189722 | Semiconductor device | Yu Saitoh | 2021-11-30 |
| 10756188 | Silicon carbide semiconductor device and method of manufacturing the same | Toru Hiyoshi, Ryouji Kosugi | 2020-08-25 |
| 10340344 | Silicon carbide semiconductor device and method for manufacturing the same | Ryosuke Kubota, Shunsuke Yamada, Taku Horii, Daisuke Hamajima, So Tanaka +2 more | 2019-07-02 |
| 10211284 | Silicon carbide semiconductor device and method for manufacturing same | Keiji Wada | 2019-02-19 |
| 10192960 | Silicon carbide semiconductor device and method for manufacturing same | Keiji Wada, Hideto Tamaso, Yu Saitoh, Toru Hiyoshi, Mitsuhiko Sakai | 2019-01-29 |
| 10192967 | Silicon carbide semiconductor with trench gate | Yu Saitoh, Tomoaki Hatayama | 2019-01-29 |
| 10050109 | Silicon carbide semiconductor substrate, method for manufacturing silicon carbide semiconductor substrate, and method for manufacturing silicon carbide semiconductor device | Taku Horii, Ryosuke Kubota | 2018-08-14 |
| 10014376 | Silicon carbide semiconductor device having a trench with side walls and method for manufacturing same | Hideto Tamaso | 2018-07-03 |
| 9984879 | Silicon carbide semiconductor device and method for manufacturing same | Kosuke Uchida, Yu Saitoh | 2018-05-29 |
| 9905653 | Silicon carbide semiconductor device and method for manufacturing the same | Ryosuke Kubota, Shunsuke Yamada, Taku Horii, Daisuke Hamajima, So Tanaka +2 more | 2018-02-27 |
| 9893177 | Silicon carbide semiconductor device and method of manufacturing the same | — | 2018-02-13 |
| 9818608 | Silicon carbide semiconductor substrate, method for manufacturing silicon carbide semiconductor substrate, and method for manufacturing silicon carbide semiconductor device where depression supression layer is formed on backside surface of base substrate opposite to main surface on which epitaxial layer is formed | Taku Horii | 2017-11-14 |
| 9806167 | Method for manufacturing silicon carbide semiconductor device | Taku Horii, Ryosuke Kubota | 2017-10-31 |
| 9799515 | Silicon carbide semiconductor device and method of manufacturing the same | Toru Hiyoshi, Keiji Wada | 2017-10-24 |
| 9793365 | Method for manufacturing silicon carbide semiconductor device having trench | Yu Saitoh, Kenji Hiratsuka | 2017-10-17 |
| 9786741 | Silicon carbide semiconductor device and method for manufacturing the same | Taku Horii, Ryosuke Kubota | 2017-10-10 |
| 9741799 | Silicon carbide semiconductor device and method for manufacturing the same | Toru Hiyoshi, Taku Horii, Shunsuke Yamada | 2017-08-22 |
| 9728633 | Silicon carbide semiconductor device and method for manufacturing the same | Toru Hiyoshi, Keiji Wada, Yu Saitoh | 2017-08-08 |
| 9704957 | Silicon carbide semiconductor device and method of manufacturing the same | — | 2017-07-11 |
| 9691891 | Wide band gap semiconductor device | — | 2017-06-27 |
| 9691859 | Silicon carbide semiconductor device | Toru Hiyoshi, Keiji Wada | 2017-06-27 |