Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11790883 | Active noise reduction device, vehicle, and active noise reduction method | Kazuhisa Kotegawa | 2023-10-17 |
| 11749250 | Noise reduction device, vehicle, and noise reduction method | — | 2023-09-05 |
| 11664001 | Noise reduction device, vehicle, and noise reduction method | — | 2023-05-30 |
| 11568851 | Noise reduction device, vehicle, and noise reduction method | — | 2023-01-31 |