Issued Patents 2024
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12169227 | Testing device and testing method for power converters | Akito NAKAYAMA, Yuki Ishii | 2024-12-17 |
| 12166410 | Power conversion device | Akito NAKAYAMA, Miwako TANAKA | 2024-12-10 |
| 12081112 | Power conversion device | Toshiyuki Fujii, Shuhei Fujiwara, Ryosuke Uda, Shigeo Hayashi | 2024-09-03 |
| 12081138 | Power conversion device | Toshiyuki Fujii, Shuhei Fujiwara, Ryosuke Uda, Yoshiyuki Kono | 2024-09-03 |
| 12057787 | Power conversion device | Toshiyuki Fujii, Shuhei Fujiwara, Ryosuke Uda, Yoshiyuki Kono | 2024-08-06 |
| 12015354 | Power conversion device capable of suppressing a harmonic component in an output voltage from an arm that increases after bypass of a failed converter cell | Toshiyuki Fujii, Shuhei Fujiwara, Ryosuke Uda, Kazuyori TAHATA | 2024-06-18 |
| 12009759 | Power conversion system | Yoshiyuki Kono, Shuhei Fujiwara, Ryosuke Uda, Toshiyuki Fujii | 2024-06-11 |
| 11936306 | Power conversion device | Fuminori Nakamura, Takeshi Kikuchi, Daisuke YAMANAKA, Toshiyuki Fujii | 2024-03-19 |
| 11909307 | Power conversion device | Kazuyori TAHATA, Shuhei Fujiwara, Toshiyuki Fujii | 2024-02-20 |