Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11606021 | Power converter apparatus provided with low-pass filter circuit for reducing switching frequency components | Takeo Nishikawa, Wataru Okada, Satoshi Iwai, Takanori Ishii, Gun Eto | 2023-03-14 |
| 11552550 | Voltage balance circuit for semiconductor devices connected in series with each other, switching circuit, and power converter apparatus | Wataru Okada, Chen-Yuan Chen, Takanori Ishii | 2023-01-10 |
| 11545972 | Overcurrent protection circuit for switching element turned on and off based on control voltage | Hironori Nakada, Satoshi Iwai | 2023-01-03 |