Issued Patents All Time
Showing 1–25 of 78 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, Chiharu Ota, Tatsuo Shimizu | 2025-09-02 |
| 12328900 | Semiconductor device, semiconductor device manufacturing method, inverter circuit, drive device, vehicle, and elevator | Shinichi Kimoto, Shinsuke Harada | 2025-06-10 |
| 11764276 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Shinichi Kimoto, Shinsuke Harada | 2023-09-19 |
| 11646368 | Semiconductor device | Tomoaki Inokuchi, Hiro GANGI, Yusuke Kobayashi | 2023-05-09 |
| 11495665 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku | 2022-11-08 |
| 11411084 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Shinichi Kimoto, Shinsuke Harada | 2022-08-09 |
| 11404550 | Semiconductor device and method for manufacturing the same | Tomoaki Inokuchi, Hiro GANGI, Yusuke Kobayashi, Kentaro Ikeda, Tatsunori Sakano | 2022-08-02 |
| 11398556 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Shinichi Kimoto, Shinsuke Harada | 2022-07-26 |
| 11374122 | Semiconductor device, inverter circuit, drive device, vehicle, and elevating machine | Katsuhisa Tanaka | 2022-06-28 |
| 11355602 | Semiconductor device having multiple conductive parts | Tomoaki Inokuchi, Hiro GANGI, Yusuke Kobayashi, Masahiko Kuraguchi, Kazuto Takao +2 more | 2022-06-07 |
| 11276751 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator | Shinya Kyogoku, Toshiyuki Oshima | 2022-03-15 |
| 11276758 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator having a reduced on-resistance with a silicon carbide layer | Tatsuo Shimizu, Toshiyuki Oshima, Hisashi Yoshida, Shigeya Kimura | 2022-03-15 |
| 11276774 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator | Tatsuo Shimizu, Toshiyuki Oshima, Hisashi Yoshida, Shigeya Kimura | 2022-03-15 |
| 11245017 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Shinya Kyogoku, Johji Nishio | 2022-02-08 |
| 11201238 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Shinichi Kimoto, Katsuhisa Tanaka, Shinya Kyogoku | 2021-12-14 |
| 11201210 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Shinya Kyogoku, Katsuhisa Tanaka | 2021-12-14 |
| 11201223 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator each having a threshold-voltage-increasing portion in silicon carbide layer | Tatsuo Shimizu | 2021-12-14 |
| 11152470 | Method for manufacturing semiconductor device, method for manufacturing substrate, semiconductor device, substrate, and manufacturing apparatus of substrate | Johji Nishio, Chiharu Ota | 2021-10-19 |
| 11121249 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator | Shinya Kyogoku, Katsuhisa Tanaka | 2021-09-14 |
| 11075262 | Semiconductor device | Shigeya Kimura, Hisashi Yoshida, Tatsuo Shimizu | 2021-07-27 |
| 11069803 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Shinichi Kimoto | 2021-07-20 |
| 11043586 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Shinya Kyogoku, Shinichi Kimoto, Katsuhisa Tanaka | 2021-06-22 |
| 10998401 | Semiconductor device having a base body of silicon carbide | Johji Nishio, Chiharu Ota | 2021-05-04 |
| 10923568 | Semiconductor device, inverter circuit, and vehicle | Tatsuo Shimizu | 2021-02-16 |
| 10861944 | Semiconductor device and method for manufacturing the same | Shigeya Kimura, Hisashi Yoshida, Tatsuo Shimizu | 2020-12-08 |