Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12406844 | Wafer having a silicon carbide crystal layer with stacking faults provided on a silicon carbide base body and semiconductor device manufactured using the wafer | Johji Nishio, Tatsuo Shimizu, Ryosuke Iijima | 2025-09-02 |
| 12148799 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Tatsuo Shimizu, Yukio Nakabayashi, Johji Nishio, Toshihide Ito | 2024-11-19 |
| 11973116 | Semiconductor device | Johji Nishio | 2024-04-30 |
| 11848211 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Tatsuo Shimizu, Yukio Nakabayashi, Johji Nishio, Toshihide Ito | 2023-12-19 |
| 11764269 | Semiconductor device, semiconductor device manufacturing method, inverter circuit, driver device, vehicle, and elevator | Tatsuo Shimizu, Yukio Nakabayashi, Johji Nishio, Toshihide Ito | 2023-09-19 |
| 11764270 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Tatsuo Shimizu, Yukio Nakabayashi, Johji Nishio, Toshihide Ito | 2023-09-19 |
| 11749722 | Semiconductor device | Takuma Suzuki, Sozo Kanie, Susumu Obata, Kazuhisa Goto | 2023-09-05 |
| 11621167 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Tatsuo Shimizu, Yukio Nakabayashi, Johji Nishio, Toshihide Ito | 2023-04-04 |
| 11469301 | Semiconductor device, semiconductor device manufacturing method, inverter circuit, driver device, vehicle, and elevator | Tatsuo Shimizu, Yukio Nakabayashi, Johji Nishio, Toshihide Ito | 2022-10-11 |
| 11443946 | Method for manufacturing silicon carbide base body, method for manufacturing semiconductor device, silicon carbide base body, and semiconductor device | Johji Nishio | 2022-09-13 |
| 11424326 | Semiconductor device | Yukio Nakabayashi, Tatsuo Shimizu, Toshihide Ito, Johji Nishio | 2022-08-23 |
| 11239079 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Tatsuo Shimizu, Yukio Nakabayashi, Johji Nishio, Toshihide Ito | 2022-02-01 |
| 11152470 | Method for manufacturing semiconductor device, method for manufacturing substrate, semiconductor device, substrate, and manufacturing apparatus of substrate | Johji Nishio, Ryosuke Iijima | 2021-10-19 |
| 10998401 | Semiconductor device having a base body of silicon carbide | Johji Nishio, Ryosuke Iijima | 2021-05-04 |
| 10651280 | Silicon carbide semiconductor device | Tatsunori Sakano, Ryosuke Iijima | 2020-05-12 |
| 10629687 | Silicon carbide semiconductor device | Tatsunori Sakano, Tatsuo Shimizu, Ryosuke Iijima | 2020-04-21 |
| 10079282 | Semiconductor device and method of manufacturing the same | Mariko Suzuki, Tadashi Sakai, Kazuto Takao, Takashi Shinohe | 2018-09-18 |
| 9653553 | Semiconductor substrate, semiconductor device and method of manufacturing semiconductor device | Johji Nishio, Kazuto Takao | 2017-05-16 |
| 9559172 | Semiconductor device and method of manufacturing the same | Tatsuo Shimizu, Takashi Shinohe, Johji Nishio | 2017-01-31 |
| 9484415 | Semiconductor device and method for manufacturing the same | Kazuto Takao, Johji Nishio, Takashi Shinohe | 2016-11-01 |
| 9412823 | Semiconductor device and method of manufacturing the same | Tatsuo Shimizu, Johji Nishio, Takashi Shinohe | 2016-08-09 |
| 9373686 | Semiconductor device and method for manufacturing same and semiconductor substrate | Johji Nishio, Tatsuo Shimizu, Takashi Shinohe | 2016-06-21 |
| 9324787 | Semiconductor device | Tatsuo Shimizu, Johji Nishio, Takashi Shinohe | 2016-04-26 |
| 9318324 | Manufacturing method of SiC epitaxial substrate, manufacturing method of semiconductor device, and semiconductor device | Johji Nishio, Ryosuke Iijima, Tatsuo Shimizu, Takashi Shinohe | 2016-04-19 |
| 9281365 | Semiconductor device and method for manufacturing the same | Ryosuke Iljima, Kazuto Takao, Tatsuo Shimizu, Takashi Shinohe | 2016-03-08 |