Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9734841 | Device and method for suppressing noise signal, device and method for detecting special signal, and device and method for detecting notification sound | Toshiaki Nagai | 2017-08-15 |
| 9691407 | Noise reduction apparatus, noise reduction method, and noise reduction program | Keisuke Oda | 2017-06-27 |