Issued Patents 2025
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12413156 | Capacitor balancing control in an HVDC MMC | Shuhei Fujiwara, Yoshiyuki Kono, Ryosuke Uda, Takuya Kajiyama, Toshiyuki Fujii | 2025-09-09 |
| 12308763 | Power conversion device | Shuhei Fujiwara, Yoshiyuki Kono, Ryosuke Uda, Takuya Kajiyama, Toshiyuki Fujii | 2025-05-20 |
| 12294291 | Power conversion system | Takeshi Kikuchi | 2025-05-06 |
| 12273045 | Power conversion device with individual cell and arm balancing | Shuhei Fujiwara, Yoshiyuki Kono, Ryosuke Uda, Takuya Kajiyama, Toshiyuki Fujii | 2025-04-08 |
| 12255546 | Power conversion device that converts electric power between DC circuit and AC circuit | Katsuya Ota | 2025-03-18 |
| 12255278 | Semiconductor light emitting element and semiconductor light emitting device | Yasumitsu Kunoh, Masahiro Kume, Masanori HIROKI, Keimei Masamoto, Toshiya Fukuhisa | 2025-03-18 |
| 12256580 | Semiconductor device | Toshiya Fukudome, Koji Nakatsu | 2025-03-18 |